diff --git a/install/action.yml b/install/action.yml
index 708dfb9..a46d7b5 100644
--- a/install/action.yml
+++ b/install/action.yml
@@ -8,6 +8,9 @@ inputs:
   tool_versions:
     description: If present, this value will be written to the .tool-versions file.
     required: false
+  working_directory:
+    description: Directory containing the .tool-versions file. Defaults to repository root.
+    required: false
   before_install:
     description:
       Bash script to run after plugins are installed but before `asdf install`.
diff --git a/install/main.js b/install/main.js
index 33d218b..8591787 100644
--- a/install/main.js
+++ b/install/main.js
@@ -991,14 +991,14 @@ var require_util = __commonJS({
         }
         const port = url.port != null ? url.port : url.protocol === "https:" ? 443 : 80;
         let origin = url.origin != null ? url.origin : `${url.protocol}//${url.hostname}:${port}`;
-        let path2 = url.path != null ? url.path : `${url.pathname || ""}${url.search || ""}`;
+        let path3 = url.path != null ? url.path : `${url.pathname || ""}${url.search || ""}`;
         if (origin.endsWith("/")) {
           origin = origin.substring(0, origin.length - 1);
         }
-        if (path2 && !path2.startsWith("/")) {
-          path2 = `/${path2}`;
+        if (path3 && !path3.startsWith("/")) {
+          path3 = `/${path3}`;
         }
-        url = new URL(origin + path2);
+        url = new URL(origin + path3);
       }
       return url;
     }
@@ -2612,20 +2612,20 @@ var require_parseParams = __commonJS({
 var require_basename = __commonJS({
   "node_modules/.pnpm/@fastify+busboy@2.1.1/node_modules/@fastify/busboy/lib/utils/basename.js"(exports2, module2) {
     "use strict";
-    module2.exports = function basename(path2) {
-      if (typeof path2 !== "string") {
+    module2.exports = function basename(path3) {
+      if (typeof path3 !== "string") {
         return "";
       }
-      for (var i = path2.length - 1; i >= 0; --i) {
-        switch (path2.charCodeAt(i)) {
+      for (var i = path3.length - 1; i >= 0; --i) {
+        switch (path3.charCodeAt(i)) {
           case 47:
           // '/'
           case 92:
-            path2 = path2.slice(i + 1);
-            return path2 === ".." || path2 === "." ? "" : path2;
+            path3 = path3.slice(i + 1);
+            return path3 === ".." || path3 === "." ? "" : path3;
         }
       }
-      return path2 === ".." || path2 === "." ? "" : path2;
+      return path3 === ".." || path3 === "." ? "" : path3;
     };
   }
 });
@@ -5655,7 +5655,7 @@ var require_request = __commonJS({
     }
     var Request = class _Request {
       constructor(origin, {
-        path: path2,
+        path: path3,
         method,
         body,
         headers,
@@ -5669,11 +5669,11 @@ var require_request = __commonJS({
         throwOnError,
         expectContinue
       }, handler) {
-        if (typeof path2 !== "string") {
+        if (typeof path3 !== "string") {
           throw new InvalidArgumentError("path must be a string");
-        } else if (path2[0] !== "/" && !(path2.startsWith("http://") || path2.startsWith("https://")) && method !== "CONNECT") {
+        } else if (path3[0] !== "/" && !(path3.startsWith("http://") || path3.startsWith("https://")) && method !== "CONNECT") {
           throw new InvalidArgumentError("path must be an absolute URL or start with a slash");
-        } else if (invalidPathRegex.exec(path2) !== null) {
+        } else if (invalidPathRegex.exec(path3) !== null) {
           throw new InvalidArgumentError("invalid request path");
         }
         if (typeof method !== "string") {
@@ -5736,7 +5736,7 @@ var require_request = __commonJS({
         this.completed = false;
         this.aborted = false;
         this.upgrade = upgrade || null;
-        this.path = query ? util.buildURL(path2, query) : path2;
+        this.path = query ? util.buildURL(path3, query) : path3;
         this.origin = origin;
         this.idempotent = idempotent == null ? method === "HEAD" || method === "GET" : idempotent;
         this.blocking = blocking == null ? false : blocking;
@@ -6744,9 +6744,9 @@ var require_RedirectHandler = __commonJS({
           return this.handler.onHeaders(statusCode, headers, resume, statusText);
         }
         const { origin, pathname, search } = util.parseURL(new URL(this.location, this.opts.origin && new URL(this.opts.path, this.opts.origin)));
-        const path2 = search ? `${pathname}${search}` : pathname;
+        const path3 = search ? `${pathname}${search}` : pathname;
         this.opts.headers = cleanRequestHeaders(this.opts.headers, statusCode === 303, this.opts.origin !== origin);
-        this.opts.path = path2;
+        this.opts.path = path3;
         this.opts.origin = origin;
         this.opts.maxRedirections = 0;
         this.opts.query = null;
@@ -7986,7 +7986,7 @@ var require_client = __commonJS({
         writeH2(client, client[kHTTP2Session], request);
         return;
       }
-      const { body, method, path: path2, host, upgrade, headers, blocking, reset } = request;
+      const { body, method, path: path3, host, upgrade, headers, blocking, reset } = request;
       const expectsPayload = method === "PUT" || method === "POST" || method === "PATCH";
       if (body && typeof body.read === "function") {
         body.read(0);
@@ -8036,7 +8036,7 @@ var require_client = __commonJS({
       if (blocking) {
         socket[kBlocking] = true;
       }
-      let header = `${method} ${path2} HTTP/1.1\r
+      let header = `${method} ${path3} HTTP/1.1\r
 `;
       if (typeof host === "string") {
         header += `host: ${host}\r
@@ -8099,7 +8099,7 @@ upgrade: ${upgrade}\r
       return true;
     }
     function writeH2(client, session, request) {
-      const { body, method, path: path2, host, upgrade, expectContinue, signal, headers: reqHeaders } = request;
+      const { body, method, path: path3, host, upgrade, expectContinue, signal, headers: reqHeaders } = request;
       let headers;
       if (typeof reqHeaders === "string") headers = Request[kHTTP2CopyHeaders](reqHeaders.trim());
       else headers = reqHeaders;
@@ -8142,7 +8142,7 @@ upgrade: ${upgrade}\r
         });
         return true;
       }
-      headers[HTTP2_HEADER_PATH] = path2;
+      headers[HTTP2_HEADER_PATH] = path3;
       headers[HTTP2_HEADER_SCHEME] = "https";
       const expectsPayload = method === "PUT" || method === "POST" || method === "PATCH";
       if (body && typeof body.read === "function") {
@@ -10382,20 +10382,20 @@ var require_mock_utils = __commonJS({
       }
       return true;
     }
-    function safeUrl(path2) {
-      if (typeof path2 !== "string") {
-        return path2;
+    function safeUrl(path3) {
+      if (typeof path3 !== "string") {
+        return path3;
       }
-      const pathSegments = path2.split("?");
+      const pathSegments = path3.split("?");
       if (pathSegments.length !== 2) {
-        return path2;
+        return path3;
       }
       const qp = new URLSearchParams(pathSegments.pop());
       qp.sort();
       return [...pathSegments, qp.toString()].join("?");
     }
-    function matchKey(mockDispatch2, { path: path2, method, body, headers }) {
-      const pathMatch = matchValue(mockDispatch2.path, path2);
+    function matchKey(mockDispatch2, { path: path3, method, body, headers }) {
+      const pathMatch = matchValue(mockDispatch2.path, path3);
       const methodMatch = matchValue(mockDispatch2.method, method);
       const bodyMatch = typeof mockDispatch2.body !== "undefined" ? matchValue(mockDispatch2.body, body) : true;
       const headersMatch = matchHeaders(mockDispatch2, headers);
@@ -10413,7 +10413,7 @@ var require_mock_utils = __commonJS({
     function getMockDispatch(mockDispatches, key) {
       const basePath = key.query ? buildURL(key.path, key.query) : key.path;
       const resolvedPath = typeof basePath === "string" ? safeUrl(basePath) : basePath;
-      let matchedMockDispatches = mockDispatches.filter(({ consumed }) => !consumed).filter(({ path: path2 }) => matchValue(safeUrl(path2), resolvedPath));
+      let matchedMockDispatches = mockDispatches.filter(({ consumed }) => !consumed).filter(({ path: path3 }) => matchValue(safeUrl(path3), resolvedPath));
       if (matchedMockDispatches.length === 0) {
         throw new MockNotMatchedError(`Mock dispatch not matched for path '${resolvedPath}'`);
       }
@@ -10450,9 +10450,9 @@ var require_mock_utils = __commonJS({
       }
     }
     function buildKey(opts) {
-      const { path: path2, method, body, headers, query } = opts;
+      const { path: path3, method, body, headers, query } = opts;
       return {
-        path: path2,
+        path: path3,
         method,
         body,
         headers,
@@ -10901,10 +10901,10 @@ var require_pending_interceptors_formatter = __commonJS({
       }
       format(pendingInterceptors) {
         const withPrettyHeaders = pendingInterceptors.map(
-          ({ method, path: path2, data: { statusCode }, persist, times, timesInvoked, origin }) => ({
+          ({ method, path: path3, data: { statusCode }, persist, times, timesInvoked, origin }) => ({
             Method: method,
             Origin: origin,
-            Path: path2,
+            Path: path3,
             "Status code": statusCode,
             Persistent: persist ? "\u2705" : "\u274C",
             Invocations: timesInvoked,
@@ -15524,8 +15524,8 @@ var require_util6 = __commonJS({
         }
       }
     }
-    function validateCookiePath(path2) {
-      for (const char of path2) {
+    function validateCookiePath(path3) {
+      for (const char of path3) {
         const code = char.charCodeAt(0);
         if (code < 33 || char === ";") {
           throw new Error("Invalid cookie path");
@@ -17205,11 +17205,11 @@ var require_undici = __commonJS({
           if (typeof opts.path !== "string") {
             throw new InvalidArgumentError("invalid opts.path");
           }
-          let path2 = opts.path;
+          let path3 = opts.path;
           if (!opts.path.startsWith("/")) {
-            path2 = `/${path2}`;
+            path3 = `/${path3}`;
           }
-          url = new URL(util.parseOrigin(url).origin + path2);
+          url = new URL(util.parseOrigin(url).origin + path3);
         } else {
           if (!opts) {
             opts = typeof url === "object" ? url : {};
@@ -18432,7 +18432,7 @@ var require_path_utils = __commonJS({
     };
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.toPlatformPath = exports2.toWin32Path = exports2.toPosixPath = void 0;
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     function toPosixPath(pth) {
       return pth.replace(/[\\]/g, "/");
     }
@@ -18442,7 +18442,7 @@ var require_path_utils = __commonJS({
     }
     exports2.toWin32Path = toWin32Path;
     function toPlatformPath(pth) {
-      return pth.replace(/[/\\]/g, path2.sep);
+      return pth.replace(/[/\\]/g, path3.sep);
     }
     exports2.toPlatformPath = toPlatformPath;
   }
@@ -18506,7 +18506,7 @@ var require_io_util = __commonJS({
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.getCmdPath = exports2.tryGetExecutablePath = exports2.isRooted = exports2.isDirectory = exports2.exists = exports2.READONLY = exports2.UV_FS_O_EXLOCK = exports2.IS_WINDOWS = exports2.unlink = exports2.symlink = exports2.stat = exports2.rmdir = exports2.rm = exports2.rename = exports2.readlink = exports2.readdir = exports2.open = exports2.mkdir = exports2.lstat = exports2.copyFile = exports2.chmod = void 0;
     var fs3 = __importStar(require("fs"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     _a = fs3.promises, exports2.chmod = _a.chmod, exports2.copyFile = _a.copyFile, exports2.lstat = _a.lstat, exports2.mkdir = _a.mkdir, exports2.open = _a.open, exports2.readdir = _a.readdir, exports2.readlink = _a.readlink, exports2.rename = _a.rename, exports2.rm = _a.rm, exports2.rmdir = _a.rmdir, exports2.stat = _a.stat, exports2.symlink = _a.symlink, exports2.unlink = _a.unlink;
     exports2.IS_WINDOWS = process.platform === "win32";
     exports2.UV_FS_O_EXLOCK = 268435456;
@@ -18555,7 +18555,7 @@ var require_io_util = __commonJS({
         }
         if (stats && stats.isFile()) {
           if (exports2.IS_WINDOWS) {
-            const upperExt = path2.extname(filePath).toUpperCase();
+            const upperExt = path3.extname(filePath).toUpperCase();
             if (extensions.some((validExt) => validExt.toUpperCase() === upperExt)) {
               return filePath;
             }
@@ -18579,11 +18579,11 @@ var require_io_util = __commonJS({
           if (stats && stats.isFile()) {
             if (exports2.IS_WINDOWS) {
               try {
-                const directory = path2.dirname(filePath);
-                const upperName = path2.basename(filePath).toUpperCase();
+                const directory = path3.dirname(filePath);
+                const upperName = path3.basename(filePath).toUpperCase();
                 for (const actualName of yield exports2.readdir(directory)) {
                   if (upperName === actualName.toUpperCase()) {
-                    filePath = path2.join(directory, actualName);
+                    filePath = path3.join(directory, actualName);
                     break;
                   }
                 }
@@ -18678,7 +18678,7 @@ var require_io = __commonJS({
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.findInPath = exports2.which = exports2.mkdirP = exports2.rmRF = exports2.mv = exports2.cp = void 0;
     var assert_1 = require("assert");
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var ioUtil = __importStar(require_io_util());
     function cp(source, dest, options = {}) {
       return __awaiter(this, void 0, void 0, function* () {
@@ -18687,7 +18687,7 @@ var require_io = __commonJS({
         if (destStat && destStat.isFile() && !force) {
           return;
         }
-        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path2.join(dest, path2.basename(source)) : dest;
+        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path3.join(dest, path3.basename(source)) : dest;
         if (!(yield ioUtil.exists(source))) {
           throw new Error(`no such file or directory: ${source}`);
         }
@@ -18699,7 +18699,7 @@ var require_io = __commonJS({
             yield cpDirRecursive(source, newDest, 0, force);
           }
         } else {
-          if (path2.relative(source, newDest) === "") {
+          if (path3.relative(source, newDest) === "") {
             throw new Error(`'${newDest}' and '${source}' are the same file`);
           }
           yield copyFile(source, newDest, force);
@@ -18712,7 +18712,7 @@ var require_io = __commonJS({
         if (yield ioUtil.exists(dest)) {
           let destExists = true;
           if (yield ioUtil.isDirectory(dest)) {
-            dest = path2.join(dest, path2.basename(source));
+            dest = path3.join(dest, path3.basename(source));
             destExists = yield ioUtil.exists(dest);
           }
           if (destExists) {
@@ -18723,7 +18723,7 @@ var require_io = __commonJS({
             }
           }
         }
-        yield mkdirP2(path2.dirname(dest));
+        yield mkdirP2(path3.dirname(dest));
         yield ioUtil.rename(source, dest);
       });
     }
@@ -18786,7 +18786,7 @@ var require_io = __commonJS({
         }
         const extensions = [];
         if (ioUtil.IS_WINDOWS && process.env["PATHEXT"]) {
-          for (const extension of process.env["PATHEXT"].split(path2.delimiter)) {
+          for (const extension of process.env["PATHEXT"].split(path3.delimiter)) {
             if (extension) {
               extensions.push(extension);
             }
@@ -18799,12 +18799,12 @@ var require_io = __commonJS({
           }
           return [];
         }
-        if (tool.includes(path2.sep)) {
+        if (tool.includes(path3.sep)) {
           return [];
         }
         const directories = [];
         if (process.env.PATH) {
-          for (const p of process.env.PATH.split(path2.delimiter)) {
+          for (const p of process.env.PATH.split(path3.delimiter)) {
             if (p) {
               directories.push(p);
             }
@@ -18812,7 +18812,7 @@ var require_io = __commonJS({
         }
         const matches = [];
         for (const directory of directories) {
-          const filePath = yield ioUtil.tryGetExecutablePath(path2.join(directory, tool), extensions);
+          const filePath = yield ioUtil.tryGetExecutablePath(path3.join(directory, tool), extensions);
           if (filePath) {
             matches.push(filePath);
           }
@@ -18928,7 +18928,7 @@ var require_toolrunner = __commonJS({
     var os2 = __importStar(require("os"));
     var events = __importStar(require("events"));
     var child = __importStar(require("child_process"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var io2 = __importStar(require_io());
     var ioUtil = __importStar(require_io_util());
     var timers_1 = require("timers");
@@ -19143,7 +19143,7 @@ var require_toolrunner = __commonJS({
       exec() {
         return __awaiter(this, void 0, void 0, function* () {
           if (!ioUtil.isRooted(this.toolPath) && (this.toolPath.includes("/") || IS_WINDOWS && this.toolPath.includes("\\"))) {
-            this.toolPath = path2.resolve(process.cwd(), this.options.cwd || process.cwd(), this.toolPath);
+            this.toolPath = path3.resolve(process.cwd(), this.options.cwd || process.cwd(), this.toolPath);
           }
           this.toolPath = yield io2.which(this.toolPath, true);
           return new Promise((resolve, reject) => __awaiter(this, void 0, void 0, function* () {
@@ -19643,7 +19643,7 @@ var require_core = __commonJS({
     var file_command_1 = require_file_command();
     var utils_1 = require_utils();
     var os2 = __importStar(require("os"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var oidc_utils_1 = require_oidc_utils();
     var ExitCode;
     (function(ExitCode2) {
@@ -19671,10 +19671,10 @@ var require_core = __commonJS({
       } else {
         (0, command_1.issueCommand)("add-path", {}, inputPath);
       }
-      process.env["PATH"] = `${inputPath}${path2.delimiter}${process.env["PATH"]}`;
+      process.env["PATH"] = `${inputPath}${path3.delimiter}${process.env["PATH"]}`;
     }
     exports2.addPath = addPath2;
-    function getInput4(name, options) {
+    function getInput5(name, options) {
       const val = process.env[`INPUT_${name.replace(/ /g, "_").toUpperCase()}`] || "";
       if (options && options.required && !val) {
         throw new Error(`Input required and not supplied: ${name}`);
@@ -19684,9 +19684,9 @@ var require_core = __commonJS({
       }
       return val.trim();
     }
-    exports2.getInput = getInput4;
+    exports2.getInput = getInput5;
     function getMultilineInput(name, options) {
-      const inputs = getInput4(name, options).split("\n").filter((x) => x !== "");
+      const inputs = getInput5(name, options).split("\n").filter((x) => x !== "");
       if (options && options.trimWhitespace === false) {
         return inputs;
       }
@@ -19696,7 +19696,7 @@ var require_core = __commonJS({
     function getBooleanInput2(name, options) {
       const trueValue = ["true", "True", "TRUE"];
       const falseValue = ["false", "False", "FALSE"];
-      const val = getInput4(name, options);
+      const val = getInput5(name, options);
       if (trueValue.includes(val))
         return true;
       if (falseValue.includes(val))
@@ -20753,7 +20753,7 @@ var require_io_util2 = __commonJS({
     exports2.tryGetExecutablePath = tryGetExecutablePath;
     exports2.getCmdPath = getCmdPath;
     var fs3 = __importStar(require("fs"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     _a = fs3.promises, exports2.chmod = _a.chmod, exports2.copyFile = _a.copyFile, exports2.lstat = _a.lstat, exports2.mkdir = _a.mkdir, exports2.open = _a.open, exports2.readdir = _a.readdir, exports2.rename = _a.rename, exports2.rm = _a.rm, exports2.rmdir = _a.rmdir, exports2.stat = _a.stat, exports2.symlink = _a.symlink, exports2.unlink = _a.unlink;
     exports2.IS_WINDOWS = process.platform === "win32";
     function readlink(fsPath) {
@@ -20808,7 +20808,7 @@ var require_io_util2 = __commonJS({
         }
         if (stats && stats.isFile()) {
           if (exports2.IS_WINDOWS) {
-            const upperExt = path2.extname(filePath).toUpperCase();
+            const upperExt = path3.extname(filePath).toUpperCase();
             if (extensions.some((validExt) => validExt.toUpperCase() === upperExt)) {
               return filePath;
             }
@@ -20832,11 +20832,11 @@ var require_io_util2 = __commonJS({
           if (stats && stats.isFile()) {
             if (exports2.IS_WINDOWS) {
               try {
-                const directory = path2.dirname(filePath);
-                const upperName = path2.basename(filePath).toUpperCase();
+                const directory = path3.dirname(filePath);
+                const upperName = path3.basename(filePath).toUpperCase();
                 for (const actualName of yield (0, exports2.readdir)(directory)) {
                   if (upperName === actualName.toUpperCase()) {
-                    filePath = path2.join(directory, actualName);
+                    filePath = path3.join(directory, actualName);
                     break;
                   }
                 }
@@ -20948,7 +20948,7 @@ var require_io2 = __commonJS({
     exports2.which = which2;
     exports2.findInPath = findInPath;
     var assert_1 = require("assert");
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var ioUtil = __importStar(require_io_util2());
     function cp(source_1, dest_1) {
       return __awaiter(this, arguments, void 0, function* (source, dest, options = {}) {
@@ -20957,7 +20957,7 @@ var require_io2 = __commonJS({
         if (destStat && destStat.isFile() && !force) {
           return;
         }
-        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path2.join(dest, path2.basename(source)) : dest;
+        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path3.join(dest, path3.basename(source)) : dest;
         if (!(yield ioUtil.exists(source))) {
           throw new Error(`no such file or directory: ${source}`);
         }
@@ -20969,7 +20969,7 @@ var require_io2 = __commonJS({
             yield cpDirRecursive(source, newDest, 0, force);
           }
         } else {
-          if (path2.relative(source, newDest) === "") {
+          if (path3.relative(source, newDest) === "") {
             throw new Error(`'${newDest}' and '${source}' are the same file`);
           }
           yield copyFile(source, newDest, force);
@@ -20981,7 +20981,7 @@ var require_io2 = __commonJS({
         if (yield ioUtil.exists(dest)) {
           let destExists = true;
           if (yield ioUtil.isDirectory(dest)) {
-            dest = path2.join(dest, path2.basename(source));
+            dest = path3.join(dest, path3.basename(source));
             destExists = yield ioUtil.exists(dest);
           }
           if (destExists) {
@@ -20992,7 +20992,7 @@ var require_io2 = __commonJS({
             }
           }
         }
-        yield mkdirP2(path2.dirname(dest));
+        yield mkdirP2(path3.dirname(dest));
         yield ioUtil.rename(source, dest);
       });
     }
@@ -21051,7 +21051,7 @@ var require_io2 = __commonJS({
         }
         const extensions = [];
         if (ioUtil.IS_WINDOWS && process.env["PATHEXT"]) {
-          for (const extension of process.env["PATHEXT"].split(path2.delimiter)) {
+          for (const extension of process.env["PATHEXT"].split(path3.delimiter)) {
             if (extension) {
               extensions.push(extension);
             }
@@ -21064,12 +21064,12 @@ var require_io2 = __commonJS({
           }
           return [];
         }
-        if (tool.includes(path2.sep)) {
+        if (tool.includes(path3.sep)) {
           return [];
         }
         const directories = [];
         if (process.env.PATH) {
-          for (const p of process.env.PATH.split(path2.delimiter)) {
+          for (const p of process.env.PATH.split(path3.delimiter)) {
             if (p) {
               directories.push(p);
             }
@@ -21077,7 +21077,7 @@ var require_io2 = __commonJS({
         }
         const matches = [];
         for (const directory of directories) {
-          const filePath = yield ioUtil.tryGetExecutablePath(path2.join(directory, tool), extensions);
+          const filePath = yield ioUtil.tryGetExecutablePath(path3.join(directory, tool), extensions);
           if (filePath) {
             matches.push(filePath);
           }
@@ -21142,6 +21142,7 @@ var exec5 = __toESM(require_exec());
 
 // src/plugins-add/index.ts
 var fs2 = __toESM(require("node:fs"));
+var path2 = __toESM(require("node:path"));
 var core2 = __toESM(require_core());
 var exec3 = __toESM(require_exec());
 
@@ -21267,15 +21268,16 @@ async function pluginList() {
   }
   return stdout.split("\n");
 }
-async function pluginsAdd() {
+async function pluginsAdd(workingDirectory) {
   await setupAsdf();
+  const toolVersionsPath = path2.join(workingDirectory || ".", ".tool-versions");
   let toolVersions = core2.getInput("tool_versions", { required: false });
   if (toolVersions) {
-    await fs2.promises.writeFile(".tool-versions", toolVersions, {
+    await fs2.promises.writeFile(toolVersionsPath, toolVersions, {
       encoding: "utf8"
     });
   } else {
-    toolVersions = await fs2.promises.readFile(".tool-versions", {
+    toolVersions = await fs2.promises.readFile(toolVersionsPath, {
       encoding: "utf8"
     });
   }
@@ -21294,19 +21296,23 @@ async function pluginsAdd() {
 }
 
 // src/install/index.ts
-async function toolsInstall() {
-  await pluginsAdd();
+async function toolsInstall(workingDirectory) {
+  await pluginsAdd(workingDirectory);
+  const execOptions = workingDirectory ? { cwd: workingDirectory } : void 0;
   const before = core3.getInput("before_install", { required: false });
   if (before) {
-    await exec5.exec("bash", ["-c", before]);
+    await exec5.exec("bash", ["-c", before], execOptions);
   }
-  await exec5.exec("asdf", ["install"]);
+  await exec5.exec("asdf", ["install"], execOptions);
 }
 
 // src/install/main.ts
 (async () => {
   try {
-    await toolsInstall();
+    const workingDirectory = core4.getInput("working_directory", {
+      required: false
+    });
+    await toolsInstall(workingDirectory || void 0);
   } catch (error) {
     core4.setFailed(`Action failed with error ${error}`);
   }
diff --git a/plugins-add/action.yml b/plugins-add/action.yml
index 76f1363..b948fb7 100644
--- a/plugins-add/action.yml
+++ b/plugins-add/action.yml
@@ -19,6 +19,9 @@ inputs:
   tool_versions:
     description: If present, this value will be written to the .tool-versions file.
     required: false
+  working_directory:
+    description: Directory containing the .tool-versions file. Defaults to repository root.
+    required: false
   github_token:
     description: Token used to avoid rate limit when asdf calls the GitHub API
     required: false
diff --git a/plugins-add/main.js b/plugins-add/main.js
index 1e03ae3..e69547a 100644
--- a/plugins-add/main.js
+++ b/plugins-add/main.js
@@ -991,14 +991,14 @@ var require_util = __commonJS({
         }
         const port = url.port != null ? url.port : url.protocol === "https:" ? 443 : 80;
         let origin = url.origin != null ? url.origin : `${url.protocol}//${url.hostname}:${port}`;
-        let path2 = url.path != null ? url.path : `${url.pathname || ""}${url.search || ""}`;
+        let path3 = url.path != null ? url.path : `${url.pathname || ""}${url.search || ""}`;
         if (origin.endsWith("/")) {
           origin = origin.substring(0, origin.length - 1);
         }
-        if (path2 && !path2.startsWith("/")) {
-          path2 = `/${path2}`;
+        if (path3 && !path3.startsWith("/")) {
+          path3 = `/${path3}`;
         }
-        url = new URL(origin + path2);
+        url = new URL(origin + path3);
       }
       return url;
     }
@@ -2612,20 +2612,20 @@ var require_parseParams = __commonJS({
 var require_basename = __commonJS({
   "node_modules/.pnpm/@fastify+busboy@2.1.1/node_modules/@fastify/busboy/lib/utils/basename.js"(exports2, module2) {
     "use strict";
-    module2.exports = function basename(path2) {
-      if (typeof path2 !== "string") {
+    module2.exports = function basename(path3) {
+      if (typeof path3 !== "string") {
         return "";
       }
-      for (var i = path2.length - 1; i >= 0; --i) {
-        switch (path2.charCodeAt(i)) {
+      for (var i = path3.length - 1; i >= 0; --i) {
+        switch (path3.charCodeAt(i)) {
           case 47:
           // '/'
           case 92:
-            path2 = path2.slice(i + 1);
-            return path2 === ".." || path2 === "." ? "" : path2;
+            path3 = path3.slice(i + 1);
+            return path3 === ".." || path3 === "." ? "" : path3;
         }
       }
-      return path2 === ".." || path2 === "." ? "" : path2;
+      return path3 === ".." || path3 === "." ? "" : path3;
     };
   }
 });
@@ -5655,7 +5655,7 @@ var require_request = __commonJS({
     }
     var Request = class _Request {
       constructor(origin, {
-        path: path2,
+        path: path3,
         method,
         body,
         headers,
@@ -5669,11 +5669,11 @@ var require_request = __commonJS({
         throwOnError,
         expectContinue
       }, handler) {
-        if (typeof path2 !== "string") {
+        if (typeof path3 !== "string") {
           throw new InvalidArgumentError("path must be a string");
-        } else if (path2[0] !== "/" && !(path2.startsWith("http://") || path2.startsWith("https://")) && method !== "CONNECT") {
+        } else if (path3[0] !== "/" && !(path3.startsWith("http://") || path3.startsWith("https://")) && method !== "CONNECT") {
           throw new InvalidArgumentError("path must be an absolute URL or start with a slash");
-        } else if (invalidPathRegex.exec(path2) !== null) {
+        } else if (invalidPathRegex.exec(path3) !== null) {
           throw new InvalidArgumentError("invalid request path");
         }
         if (typeof method !== "string") {
@@ -5736,7 +5736,7 @@ var require_request = __commonJS({
         this.completed = false;
         this.aborted = false;
         this.upgrade = upgrade || null;
-        this.path = query ? util.buildURL(path2, query) : path2;
+        this.path = query ? util.buildURL(path3, query) : path3;
         this.origin = origin;
         this.idempotent = idempotent == null ? method === "HEAD" || method === "GET" : idempotent;
         this.blocking = blocking == null ? false : blocking;
@@ -6744,9 +6744,9 @@ var require_RedirectHandler = __commonJS({
           return this.handler.onHeaders(statusCode, headers, resume, statusText);
         }
         const { origin, pathname, search } = util.parseURL(new URL(this.location, this.opts.origin && new URL(this.opts.path, this.opts.origin)));
-        const path2 = search ? `${pathname}${search}` : pathname;
+        const path3 = search ? `${pathname}${search}` : pathname;
         this.opts.headers = cleanRequestHeaders(this.opts.headers, statusCode === 303, this.opts.origin !== origin);
-        this.opts.path = path2;
+        this.opts.path = path3;
         this.opts.origin = origin;
         this.opts.maxRedirections = 0;
         this.opts.query = null;
@@ -7986,7 +7986,7 @@ var require_client = __commonJS({
         writeH2(client, client[kHTTP2Session], request);
         return;
       }
-      const { body, method, path: path2, host, upgrade, headers, blocking, reset } = request;
+      const { body, method, path: path3, host, upgrade, headers, blocking, reset } = request;
       const expectsPayload = method === "PUT" || method === "POST" || method === "PATCH";
       if (body && typeof body.read === "function") {
         body.read(0);
@@ -8036,7 +8036,7 @@ var require_client = __commonJS({
       if (blocking) {
         socket[kBlocking] = true;
       }
-      let header = `${method} ${path2} HTTP/1.1\r
+      let header = `${method} ${path3} HTTP/1.1\r
 `;
       if (typeof host === "string") {
         header += `host: ${host}\r
@@ -8099,7 +8099,7 @@ upgrade: ${upgrade}\r
       return true;
     }
     function writeH2(client, session, request) {
-      const { body, method, path: path2, host, upgrade, expectContinue, signal, headers: reqHeaders } = request;
+      const { body, method, path: path3, host, upgrade, expectContinue, signal, headers: reqHeaders } = request;
       let headers;
       if (typeof reqHeaders === "string") headers = Request[kHTTP2CopyHeaders](reqHeaders.trim());
       else headers = reqHeaders;
@@ -8142,7 +8142,7 @@ upgrade: ${upgrade}\r
         });
         return true;
       }
-      headers[HTTP2_HEADER_PATH] = path2;
+      headers[HTTP2_HEADER_PATH] = path3;
       headers[HTTP2_HEADER_SCHEME] = "https";
       const expectsPayload = method === "PUT" || method === "POST" || method === "PATCH";
       if (body && typeof body.read === "function") {
@@ -10382,20 +10382,20 @@ var require_mock_utils = __commonJS({
       }
       return true;
     }
-    function safeUrl(path2) {
-      if (typeof path2 !== "string") {
-        return path2;
+    function safeUrl(path3) {
+      if (typeof path3 !== "string") {
+        return path3;
       }
-      const pathSegments = path2.split("?");
+      const pathSegments = path3.split("?");
       if (pathSegments.length !== 2) {
-        return path2;
+        return path3;
       }
       const qp = new URLSearchParams(pathSegments.pop());
       qp.sort();
       return [...pathSegments, qp.toString()].join("?");
     }
-    function matchKey(mockDispatch2, { path: path2, method, body, headers }) {
-      const pathMatch = matchValue(mockDispatch2.path, path2);
+    function matchKey(mockDispatch2, { path: path3, method, body, headers }) {
+      const pathMatch = matchValue(mockDispatch2.path, path3);
       const methodMatch = matchValue(mockDispatch2.method, method);
       const bodyMatch = typeof mockDispatch2.body !== "undefined" ? matchValue(mockDispatch2.body, body) : true;
       const headersMatch = matchHeaders(mockDispatch2, headers);
@@ -10413,7 +10413,7 @@ var require_mock_utils = __commonJS({
     function getMockDispatch(mockDispatches, key) {
       const basePath = key.query ? buildURL(key.path, key.query) : key.path;
       const resolvedPath = typeof basePath === "string" ? safeUrl(basePath) : basePath;
-      let matchedMockDispatches = mockDispatches.filter(({ consumed }) => !consumed).filter(({ path: path2 }) => matchValue(safeUrl(path2), resolvedPath));
+      let matchedMockDispatches = mockDispatches.filter(({ consumed }) => !consumed).filter(({ path: path3 }) => matchValue(safeUrl(path3), resolvedPath));
       if (matchedMockDispatches.length === 0) {
         throw new MockNotMatchedError(`Mock dispatch not matched for path '${resolvedPath}'`);
       }
@@ -10450,9 +10450,9 @@ var require_mock_utils = __commonJS({
       }
     }
     function buildKey(opts) {
-      const { path: path2, method, body, headers, query } = opts;
+      const { path: path3, method, body, headers, query } = opts;
       return {
-        path: path2,
+        path: path3,
         method,
         body,
         headers,
@@ -10901,10 +10901,10 @@ var require_pending_interceptors_formatter = __commonJS({
       }
       format(pendingInterceptors) {
         const withPrettyHeaders = pendingInterceptors.map(
-          ({ method, path: path2, data: { statusCode }, persist, times, timesInvoked, origin }) => ({
+          ({ method, path: path3, data: { statusCode }, persist, times, timesInvoked, origin }) => ({
             Method: method,
             Origin: origin,
-            Path: path2,
+            Path: path3,
             "Status code": statusCode,
             Persistent: persist ? "\u2705" : "\u274C",
             Invocations: timesInvoked,
@@ -15524,8 +15524,8 @@ var require_util6 = __commonJS({
         }
       }
     }
-    function validateCookiePath(path2) {
-      for (const char of path2) {
+    function validateCookiePath(path3) {
+      for (const char of path3) {
         const code = char.charCodeAt(0);
         if (code < 33 || char === ";") {
           throw new Error("Invalid cookie path");
@@ -17205,11 +17205,11 @@ var require_undici = __commonJS({
           if (typeof opts.path !== "string") {
             throw new InvalidArgumentError("invalid opts.path");
           }
-          let path2 = opts.path;
+          let path3 = opts.path;
           if (!opts.path.startsWith("/")) {
-            path2 = `/${path2}`;
+            path3 = `/${path3}`;
           }
-          url = new URL(util.parseOrigin(url).origin + path2);
+          url = new URL(util.parseOrigin(url).origin + path3);
         } else {
           if (!opts) {
             opts = typeof url === "object" ? url : {};
@@ -18432,7 +18432,7 @@ var require_path_utils = __commonJS({
     };
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.toPlatformPath = exports2.toWin32Path = exports2.toPosixPath = void 0;
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     function toPosixPath(pth) {
       return pth.replace(/[\\]/g, "/");
     }
@@ -18442,7 +18442,7 @@ var require_path_utils = __commonJS({
     }
     exports2.toWin32Path = toWin32Path;
     function toPlatformPath(pth) {
-      return pth.replace(/[/\\]/g, path2.sep);
+      return pth.replace(/[/\\]/g, path3.sep);
     }
     exports2.toPlatformPath = toPlatformPath;
   }
@@ -18506,7 +18506,7 @@ var require_io_util = __commonJS({
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.getCmdPath = exports2.tryGetExecutablePath = exports2.isRooted = exports2.isDirectory = exports2.exists = exports2.READONLY = exports2.UV_FS_O_EXLOCK = exports2.IS_WINDOWS = exports2.unlink = exports2.symlink = exports2.stat = exports2.rmdir = exports2.rm = exports2.rename = exports2.readlink = exports2.readdir = exports2.open = exports2.mkdir = exports2.lstat = exports2.copyFile = exports2.chmod = void 0;
     var fs3 = __importStar(require("fs"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     _a = fs3.promises, exports2.chmod = _a.chmod, exports2.copyFile = _a.copyFile, exports2.lstat = _a.lstat, exports2.mkdir = _a.mkdir, exports2.open = _a.open, exports2.readdir = _a.readdir, exports2.readlink = _a.readlink, exports2.rename = _a.rename, exports2.rm = _a.rm, exports2.rmdir = _a.rmdir, exports2.stat = _a.stat, exports2.symlink = _a.symlink, exports2.unlink = _a.unlink;
     exports2.IS_WINDOWS = process.platform === "win32";
     exports2.UV_FS_O_EXLOCK = 268435456;
@@ -18555,7 +18555,7 @@ var require_io_util = __commonJS({
         }
         if (stats && stats.isFile()) {
           if (exports2.IS_WINDOWS) {
-            const upperExt = path2.extname(filePath).toUpperCase();
+            const upperExt = path3.extname(filePath).toUpperCase();
             if (extensions.some((validExt) => validExt.toUpperCase() === upperExt)) {
               return filePath;
             }
@@ -18579,11 +18579,11 @@ var require_io_util = __commonJS({
           if (stats && stats.isFile()) {
             if (exports2.IS_WINDOWS) {
               try {
-                const directory = path2.dirname(filePath);
-                const upperName = path2.basename(filePath).toUpperCase();
+                const directory = path3.dirname(filePath);
+                const upperName = path3.basename(filePath).toUpperCase();
                 for (const actualName of yield exports2.readdir(directory)) {
                   if (upperName === actualName.toUpperCase()) {
-                    filePath = path2.join(directory, actualName);
+                    filePath = path3.join(directory, actualName);
                     break;
                   }
                 }
@@ -18678,7 +18678,7 @@ var require_io = __commonJS({
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.findInPath = exports2.which = exports2.mkdirP = exports2.rmRF = exports2.mv = exports2.cp = void 0;
     var assert_1 = require("assert");
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var ioUtil = __importStar(require_io_util());
     function cp(source, dest, options = {}) {
       return __awaiter(this, void 0, void 0, function* () {
@@ -18687,7 +18687,7 @@ var require_io = __commonJS({
         if (destStat && destStat.isFile() && !force) {
           return;
         }
-        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path2.join(dest, path2.basename(source)) : dest;
+        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path3.join(dest, path3.basename(source)) : dest;
         if (!(yield ioUtil.exists(source))) {
           throw new Error(`no such file or directory: ${source}`);
         }
@@ -18699,7 +18699,7 @@ var require_io = __commonJS({
             yield cpDirRecursive(source, newDest, 0, force);
           }
         } else {
-          if (path2.relative(source, newDest) === "") {
+          if (path3.relative(source, newDest) === "") {
             throw new Error(`'${newDest}' and '${source}' are the same file`);
           }
           yield copyFile(source, newDest, force);
@@ -18712,7 +18712,7 @@ var require_io = __commonJS({
         if (yield ioUtil.exists(dest)) {
           let destExists = true;
           if (yield ioUtil.isDirectory(dest)) {
-            dest = path2.join(dest, path2.basename(source));
+            dest = path3.join(dest, path3.basename(source));
             destExists = yield ioUtil.exists(dest);
           }
           if (destExists) {
@@ -18723,7 +18723,7 @@ var require_io = __commonJS({
             }
           }
         }
-        yield mkdirP2(path2.dirname(dest));
+        yield mkdirP2(path3.dirname(dest));
         yield ioUtil.rename(source, dest);
       });
     }
@@ -18786,7 +18786,7 @@ var require_io = __commonJS({
         }
         const extensions = [];
         if (ioUtil.IS_WINDOWS && process.env["PATHEXT"]) {
-          for (const extension of process.env["PATHEXT"].split(path2.delimiter)) {
+          for (const extension of process.env["PATHEXT"].split(path3.delimiter)) {
             if (extension) {
               extensions.push(extension);
             }
@@ -18799,12 +18799,12 @@ var require_io = __commonJS({
           }
           return [];
         }
-        if (tool.includes(path2.sep)) {
+        if (tool.includes(path3.sep)) {
           return [];
         }
         const directories = [];
         if (process.env.PATH) {
-          for (const p of process.env.PATH.split(path2.delimiter)) {
+          for (const p of process.env.PATH.split(path3.delimiter)) {
             if (p) {
               directories.push(p);
             }
@@ -18812,7 +18812,7 @@ var require_io = __commonJS({
         }
         const matches = [];
         for (const directory of directories) {
-          const filePath = yield ioUtil.tryGetExecutablePath(path2.join(directory, tool), extensions);
+          const filePath = yield ioUtil.tryGetExecutablePath(path3.join(directory, tool), extensions);
           if (filePath) {
             matches.push(filePath);
           }
@@ -18928,7 +18928,7 @@ var require_toolrunner = __commonJS({
     var os2 = __importStar(require("os"));
     var events = __importStar(require("events"));
     var child = __importStar(require("child_process"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var io2 = __importStar(require_io());
     var ioUtil = __importStar(require_io_util());
     var timers_1 = require("timers");
@@ -19143,7 +19143,7 @@ var require_toolrunner = __commonJS({
       exec() {
         return __awaiter(this, void 0, void 0, function* () {
           if (!ioUtil.isRooted(this.toolPath) && (this.toolPath.includes("/") || IS_WINDOWS && this.toolPath.includes("\\"))) {
-            this.toolPath = path2.resolve(process.cwd(), this.options.cwd || process.cwd(), this.toolPath);
+            this.toolPath = path3.resolve(process.cwd(), this.options.cwd || process.cwd(), this.toolPath);
           }
           this.toolPath = yield io2.which(this.toolPath, true);
           return new Promise((resolve, reject) => __awaiter(this, void 0, void 0, function* () {
@@ -19643,7 +19643,7 @@ var require_core = __commonJS({
     var file_command_1 = require_file_command();
     var utils_1 = require_utils();
     var os2 = __importStar(require("os"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var oidc_utils_1 = require_oidc_utils();
     var ExitCode;
     (function(ExitCode2) {
@@ -19671,10 +19671,10 @@ var require_core = __commonJS({
       } else {
         (0, command_1.issueCommand)("add-path", {}, inputPath);
       }
-      process.env["PATH"] = `${inputPath}${path2.delimiter}${process.env["PATH"]}`;
+      process.env["PATH"] = `${inputPath}${path3.delimiter}${process.env["PATH"]}`;
     }
     exports2.addPath = addPath2;
-    function getInput3(name, options) {
+    function getInput4(name, options) {
       const val = process.env[`INPUT_${name.replace(/ /g, "_").toUpperCase()}`] || "";
       if (options && options.required && !val) {
         throw new Error(`Input required and not supplied: ${name}`);
@@ -19684,9 +19684,9 @@ var require_core = __commonJS({
       }
       return val.trim();
     }
-    exports2.getInput = getInput3;
+    exports2.getInput = getInput4;
     function getMultilineInput(name, options) {
-      const inputs = getInput3(name, options).split("\n").filter((x) => x !== "");
+      const inputs = getInput4(name, options).split("\n").filter((x) => x !== "");
       if (options && options.trimWhitespace === false) {
         return inputs;
       }
@@ -19696,7 +19696,7 @@ var require_core = __commonJS({
     function getBooleanInput2(name, options) {
       const trueValue = ["true", "True", "TRUE"];
       const falseValue = ["false", "False", "FALSE"];
-      const val = getInput3(name, options);
+      const val = getInput4(name, options);
       if (trueValue.includes(val))
         return true;
       if (falseValue.includes(val))
@@ -20753,7 +20753,7 @@ var require_io_util2 = __commonJS({
     exports2.tryGetExecutablePath = tryGetExecutablePath;
     exports2.getCmdPath = getCmdPath;
     var fs3 = __importStar(require("fs"));
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     _a = fs3.promises, exports2.chmod = _a.chmod, exports2.copyFile = _a.copyFile, exports2.lstat = _a.lstat, exports2.mkdir = _a.mkdir, exports2.open = _a.open, exports2.readdir = _a.readdir, exports2.rename = _a.rename, exports2.rm = _a.rm, exports2.rmdir = _a.rmdir, exports2.stat = _a.stat, exports2.symlink = _a.symlink, exports2.unlink = _a.unlink;
     exports2.IS_WINDOWS = process.platform === "win32";
     function readlink(fsPath) {
@@ -20808,7 +20808,7 @@ var require_io_util2 = __commonJS({
         }
         if (stats && stats.isFile()) {
           if (exports2.IS_WINDOWS) {
-            const upperExt = path2.extname(filePath).toUpperCase();
+            const upperExt = path3.extname(filePath).toUpperCase();
             if (extensions.some((validExt) => validExt.toUpperCase() === upperExt)) {
               return filePath;
             }
@@ -20832,11 +20832,11 @@ var require_io_util2 = __commonJS({
           if (stats && stats.isFile()) {
             if (exports2.IS_WINDOWS) {
               try {
-                const directory = path2.dirname(filePath);
-                const upperName = path2.basename(filePath).toUpperCase();
+                const directory = path3.dirname(filePath);
+                const upperName = path3.basename(filePath).toUpperCase();
                 for (const actualName of yield (0, exports2.readdir)(directory)) {
                   if (upperName === actualName.toUpperCase()) {
-                    filePath = path2.join(directory, actualName);
+                    filePath = path3.join(directory, actualName);
                     break;
                   }
                 }
@@ -20948,7 +20948,7 @@ var require_io2 = __commonJS({
     exports2.which = which2;
     exports2.findInPath = findInPath;
     var assert_1 = require("assert");
-    var path2 = __importStar(require("path"));
+    var path3 = __importStar(require("path"));
     var ioUtil = __importStar(require_io_util2());
     function cp(source_1, dest_1) {
       return __awaiter(this, arguments, void 0, function* (source, dest, options = {}) {
@@ -20957,7 +20957,7 @@ var require_io2 = __commonJS({
         if (destStat && destStat.isFile() && !force) {
           return;
         }
-        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path2.join(dest, path2.basename(source)) : dest;
+        const newDest = destStat && destStat.isDirectory() && copySourceDirectory ? path3.join(dest, path3.basename(source)) : dest;
         if (!(yield ioUtil.exists(source))) {
           throw new Error(`no such file or directory: ${source}`);
         }
@@ -20969,7 +20969,7 @@ var require_io2 = __commonJS({
             yield cpDirRecursive(source, newDest, 0, force);
           }
         } else {
-          if (path2.relative(source, newDest) === "") {
+          if (path3.relative(source, newDest) === "") {
             throw new Error(`'${newDest}' and '${source}' are the same file`);
           }
           yield copyFile(source, newDest, force);
@@ -20981,7 +20981,7 @@ var require_io2 = __commonJS({
         if (yield ioUtil.exists(dest)) {
           let destExists = true;
           if (yield ioUtil.isDirectory(dest)) {
-            dest = path2.join(dest, path2.basename(source));
+            dest = path3.join(dest, path3.basename(source));
             destExists = yield ioUtil.exists(dest);
           }
           if (destExists) {
@@ -20992,7 +20992,7 @@ var require_io2 = __commonJS({
             }
           }
         }
-        yield mkdirP2(path2.dirname(dest));
+        yield mkdirP2(path3.dirname(dest));
         yield ioUtil.rename(source, dest);
       });
     }
@@ -21051,7 +21051,7 @@ var require_io2 = __commonJS({
         }
         const extensions = [];
         if (ioUtil.IS_WINDOWS && process.env["PATHEXT"]) {
-          for (const extension of process.env["PATHEXT"].split(path2.delimiter)) {
+          for (const extension of process.env["PATHEXT"].split(path3.delimiter)) {
             if (extension) {
               extensions.push(extension);
             }
@@ -21064,12 +21064,12 @@ var require_io2 = __commonJS({
           }
           return [];
         }
-        if (tool.includes(path2.sep)) {
+        if (tool.includes(path3.sep)) {
           return [];
         }
         const directories = [];
         if (process.env.PATH) {
-          for (const p of process.env.PATH.split(path2.delimiter)) {
+          for (const p of process.env.PATH.split(path3.delimiter)) {
             if (p) {
               directories.push(p);
             }
@@ -21077,7 +21077,7 @@ var require_io2 = __commonJS({
         }
         const matches = [];
         for (const directory of directories) {
-          const filePath = yield ioUtil.tryGetExecutablePath(path2.join(directory, tool), extensions);
+          const filePath = yield ioUtil.tryGetExecutablePath(path3.join(directory, tool), extensions);
           if (filePath) {
             matches.push(filePath);
           }
@@ -21138,6 +21138,7 @@ var core3 = __toESM(require_core());
 
 // src/plugins-add/index.ts
 var fs2 = __toESM(require("node:fs"));
+var path2 = __toESM(require("node:path"));
 var core2 = __toESM(require_core());
 var exec3 = __toESM(require_exec());
 
@@ -21263,15 +21264,16 @@ async function pluginList() {
   }
   return stdout.split("\n");
 }
-async function pluginsAdd() {
+async function pluginsAdd(workingDirectory) {
   await setupAsdf();
+  const toolVersionsPath = path2.join(workingDirectory || ".", ".tool-versions");
   let toolVersions = core2.getInput("tool_versions", { required: false });
   if (toolVersions) {
-    await fs2.promises.writeFile(".tool-versions", toolVersions, {
+    await fs2.promises.writeFile(toolVersionsPath, toolVersions, {
       encoding: "utf8"
     });
   } else {
-    toolVersions = await fs2.promises.readFile(".tool-versions", {
+    toolVersions = await fs2.promises.readFile(toolVersionsPath, {
       encoding: "utf8"
     });
   }
@@ -21292,7 +21294,10 @@ async function pluginsAdd() {
 // src/plugins-add/main.ts
 (async () => {
   try {
-    await pluginsAdd();
+    const workingDirectory = core3.getInput("working_directory", {
+      required: false
+    });
+    await pluginsAdd(workingDirectory || void 0);
   } catch (error) {
     core3.setFailed(`Action failed with error ${error}`);
   }
diff --git a/src/install/index.ts b/src/install/index.ts
index f85eeff..0f8e7ba 100644
--- a/src/install/index.ts
+++ b/src/install/index.ts
@@ -2,15 +2,16 @@ import * as core from "@actions/core";
 import * as exec from "@actions/exec";
 import { pluginsAdd } from "~/plugins-add/index.ts";
 
-async function toolsInstall(): Promise<void> {
-  await pluginsAdd();
+async function toolsInstall(workingDirectory?: string): Promise<void> {
+  await pluginsAdd(workingDirectory);
 
+  const execOptions = workingDirectory ? { cwd: workingDirectory } : undefined;
   const before = core.getInput("before_install", { required: false });
   if (before) {
-    await exec.exec("bash", ["-c", before]);
+    await exec.exec("bash", ["-c", before], execOptions);
   }
 
-  await exec.exec("asdf", ["install"]);
+  await exec.exec("asdf", ["install"], execOptions);
 }
 
 export { toolsInstall };
diff --git a/src/install/main.ts b/src/install/main.ts
index 527d896..89bdf62 100644
--- a/src/install/main.ts
+++ b/src/install/main.ts
@@ -3,7 +3,10 @@ import { toolsInstall } from "~/install/index.ts";
 
 (async () => {
   try {
-    await toolsInstall();
+    const workingDirectory = core.getInput("working_directory", {
+      required: false,
+    });
+    await toolsInstall(workingDirectory || undefined);
   } catch (error) {
     core.setFailed(`Action failed with error ${error}`); // eslint-disable-line @typescript-eslint/restrict-template-expressions
   }
diff --git a/src/plugins-add/index.ts b/src/plugins-add/index.ts
index d934db5..d5ea418 100644
--- a/src/plugins-add/index.ts
+++ b/src/plugins-add/index.ts
@@ -1,5 +1,6 @@
 import type * as buffer from "node:buffer";
 import * as fs from "node:fs";
+import * as path from "node:path";
 import * as core from "@actions/core";
 import * as exec from "@actions/exec";
 import { setupAsdf } from "~/setup/index.ts";
@@ -29,16 +30,17 @@ async function pluginList() {
   return stdout.split("\n");
 }
 
-async function pluginsAdd(): Promise<void> {
+async function pluginsAdd(workingDirectory?: string): Promise<void> {
   await setupAsdf();
+  const toolVersionsPath = path.join(workingDirectory || ".", ".tool-versions");
   let toolVersions = core.getInput("tool_versions", { required: false });
 
   if (toolVersions) {
-    await fs.promises.writeFile(".tool-versions", toolVersions, {
+    await fs.promises.writeFile(toolVersionsPath, toolVersions, {
       encoding: "utf8",
     });
   } else {
-    toolVersions = await fs.promises.readFile(".tool-versions", {
+    toolVersions = await fs.promises.readFile(toolVersionsPath, {
       encoding: "utf8",
     });
   }
diff --git a/src/plugins-add/main.ts b/src/plugins-add/main.ts
index 92ef474..7627bf6 100644
--- a/src/plugins-add/main.ts
+++ b/src/plugins-add/main.ts
@@ -3,7 +3,10 @@ import { pluginsAdd } from "~/plugins-add/index.ts";
 
 (async () => {
   try {
-    await pluginsAdd();
+    const workingDirectory = core.getInput("working_directory", {
+      required: false,
+    });
+    await pluginsAdd(workingDirectory || undefined);
   } catch (error) {
     core.setFailed(`Action failed with error ${error}`); // eslint-disable-line @typescript-eslint/restrict-template-expressions
   }