diff --git a/package-lock.json b/package-lock.json
index 5feb7ea72e..c0b92d185c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -178,7 +178,7 @@
         "path": "^0.12.7",
         "playwright": "^1.59.1",
         "postcss": "^8.5.13",
-        "postcss-loader": "^7.3.4",
+        "postcss-loader": "^8.2.1",
         "postcss-preset-mantine": "^1.18.0",
         "postcss-simple-vars": "^7.0.1",
         "react-docgen-typescript-plugin": "^1.0.8",
@@ -21998,12 +21998,12 @@
       "dev": true
     },
     "node_modules/jiti": {
-      "version": "1.21.6",
-      "resolved": "https://registry.npmjs.org/jiti/-/jiti-1.21.6.tgz",
-      "integrity": "sha512-2yTgeWTWzMWkHu6Jp9NKgePDaYHbntiwvYuuJLbbN9vl7DC9DvXKOB2BC3ZZ92D3cvV/aflH0osDfwpHepQ53w==",
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/jiti/-/jiti-2.7.0.tgz",
+      "integrity": "sha512-AC/7JofJvZGrrneWNaEnJeOLUx+JlGt7tNa0wZiRPT4MY1wmfKjt2+6O2p2uz2+skll8OZZmJMNqeke7kKbNgQ==",
       "dev": true,
       "bin": {
-        "jiti": "bin/jiti.js"
+        "jiti": "lib/jiti-cli.mjs"
       }
     },
     "node_modules/joi": {
@@ -26129,25 +26129,78 @@
       }
     },
     "node_modules/postcss-loader": {
-      "version": "7.3.4",
-      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-7.3.4.tgz",
-      "integrity": "sha512-iW5WTTBSC5BfsBJ9daFMPVrLT36MrNiC6fqOZTTaHjBNX6Pfd5p+hSBqe/fEeNd7pc13QiAyGt7VdGMw4eRC4A==",
+      "version": "8.2.1",
+      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-8.2.1.tgz",
+      "integrity": "sha512-k98jtRzthjj3f76MYTs9JTpRqV1RaaMhEU0Lpw9OTmQZQdppg4B30VZ74BojuBHt3F4KyubHJoXCMUeM8Bqeow==",
       "dev": true,
       "dependencies": {
-        "cosmiconfig": "^8.3.5",
-        "jiti": "^1.20.0",
-        "semver": "^7.5.4"
+        "cosmiconfig": "^9.0.0",
+        "jiti": "^2.5.1",
+        "semver": "^7.6.2"
       },
       "engines": {
-        "node": ">= 14.15.0"
+        "node": ">= 18.12.0"
       },
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/webpack"
       },
       "peerDependencies": {
+        "@rspack/core": "0.x || ^1.0.0 || ^2.0.0-0",
         "postcss": "^7.0.0 || ^8.0.1",
         "webpack": "^5.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@rspack/core": {
+          "optional": true
+        },
+        "webpack": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/postcss-loader/node_modules/argparse": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+      "dev": true
+    },
+    "node_modules/postcss-loader/node_modules/cosmiconfig": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/cosmiconfig/-/cosmiconfig-9.0.1.tgz",
+      "integrity": "sha512-hr4ihw+DBqcvrsEDioRO31Z17x71pUYoNe/4h6Z0wB72p7MU7/9gH8Q3s12NFhHPfYBBOV3qyfUxmr/Yn3shnQ==",
+      "dev": true,
+      "dependencies": {
+        "env-paths": "^2.2.1",
+        "import-fresh": "^3.3.0",
+        "js-yaml": "^4.1.0",
+        "parse-json": "^5.2.0"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/d-fischer"
+      },
+      "peerDependencies": {
+        "typescript": ">=4.9.5"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/postcss-loader/node_modules/js-yaml": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
+      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+      "dev": true,
+      "dependencies": {
+        "argparse": "^2.0.1"
+      },
+      "bin": {
+        "js-yaml": "bin/js-yaml.js"
       }
     },
     "node_modules/postcss-loader/node_modules/semver": {
@@ -48724,9 +48777,9 @@
       }
     },
     "jiti": {
-      "version": "1.21.6",
-      "resolved": "https://registry.npmjs.org/jiti/-/jiti-1.21.6.tgz",
-      "integrity": "sha512-2yTgeWTWzMWkHu6Jp9NKgePDaYHbntiwvYuuJLbbN9vl7DC9DvXKOB2BC3ZZ92D3cvV/aflH0osDfwpHepQ53w==",
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/jiti/-/jiti-2.7.0.tgz",
+      "integrity": "sha512-AC/7JofJvZGrrneWNaEnJeOLUx+JlGt7tNa0wZiRPT4MY1wmfKjt2+6O2p2uz2+skll8OZZmJMNqeke7kKbNgQ==",
       "dev": true
     },
     "joi": {
@@ -51666,16 +51719,43 @@
       }
     },
     "postcss-loader": {
-      "version": "7.3.4",
-      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-7.3.4.tgz",
-      "integrity": "sha512-iW5WTTBSC5BfsBJ9daFMPVrLT36MrNiC6fqOZTTaHjBNX6Pfd5p+hSBqe/fEeNd7pc13QiAyGt7VdGMw4eRC4A==",
+      "version": "8.2.1",
+      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-8.2.1.tgz",
+      "integrity": "sha512-k98jtRzthjj3f76MYTs9JTpRqV1RaaMhEU0Lpw9OTmQZQdppg4B30VZ74BojuBHt3F4KyubHJoXCMUeM8Bqeow==",
       "dev": true,
       "requires": {
-        "cosmiconfig": "^8.3.5",
-        "jiti": "^1.20.0",
-        "semver": "^7.5.4"
+        "cosmiconfig": "^9.0.0",
+        "jiti": "^2.5.1",
+        "semver": "^7.6.2"
       },
       "dependencies": {
+        "argparse": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+          "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+          "dev": true
+        },
+        "cosmiconfig": {
+          "version": "9.0.1",
+          "resolved": "https://registry.npmjs.org/cosmiconfig/-/cosmiconfig-9.0.1.tgz",
+          "integrity": "sha512-hr4ihw+DBqcvrsEDioRO31Z17x71pUYoNe/4h6Z0wB72p7MU7/9gH8Q3s12NFhHPfYBBOV3qyfUxmr/Yn3shnQ==",
+          "dev": true,
+          "requires": {
+            "env-paths": "^2.2.1",
+            "import-fresh": "^3.3.0",
+            "js-yaml": "^4.1.0",
+            "parse-json": "^5.2.0"
+          }
+        },
+        "js-yaml": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
+          "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+          "dev": true,
+          "requires": {
+            "argparse": "^2.0.1"
+          }
+        },
         "semver": {
           "version": "7.6.2",
           "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.2.tgz",
diff --git a/package.json b/package.json
index b3fad59610..1b388e0716 100644
--- a/package.json
+++ b/package.json
@@ -174,7 +174,7 @@
     "path": "^0.12.7",
     "playwright": "^1.59.1",
     "postcss": "^8.5.13",
-    "postcss-loader": "^7.3.4",
+    "postcss-loader": "^8.2.1",
     "postcss-preset-mantine": "^1.18.0",
     "postcss-simple-vars": "^7.0.1",
     "react-docgen-typescript-plugin": "^1.0.8",