diff --git a/Package.swift b/Package.swift
index 854d49f46..6b76e16e0 100644
--- a/Package.swift
+++ b/Package.swift
@@ -503,7 +503,7 @@ if useLocalDependencies {
     package.dependencies += [
         .package(url: "https://github.com/swiftlang/swift-driver.git", branch: relatedDependenciesBranch),
         .package(url: "https://github.com/apple/swift-system.git", .upToNextMajor(from: "1.5.0")),
-        .package(url: "https://github.com/apple/swift-argument-parser.git", from: "1.0.3"),
+        .package(url: "https://github.com/apple/swift-argument-parser.git", from: "1.8.0"),
         .package(url: "https://github.com/swiftlang/swift-tools-protocols.git", branch: relatedDependenciesBranch),
     ]
     if !useLLBuildFramework {
diff --git a/Sources/SWBUtil/PbxCp.swift b/Sources/SWBUtil/PbxCp.swift
index 5b0835190..79dd19913 100644
--- a/Sources/SWBUtil/PbxCp.swift
+++ b/Sources/SWBUtil/PbxCp.swift
@@ -568,7 +568,7 @@ public func pbxcp(_ argv: [String], cwd: Path) async -> (success: Bool, output:
     do {
         var argv = argv
         argv.removeFirst()
-        options = try CopyOptions.parse(argv)
+        options = try await CopyOptions.parse(argv)
     } catch {
         return (false, CopyOptions.message(for: error))
     }