diff --git a/Package.swift b/Package.swift
index 2411125..6604dad 100644
--- a/Package.swift
+++ b/Package.swift
@@ -40,7 +40,15 @@ let package = Package(
         ),
         
         // Helper targets
-        .target(name: "ToolCore"),
+        .target(
+            name: "ToolCore",
+            dependencies: [
+                .product(
+                    name: "ArgumentParser",
+                    package: "swift-argument-parser"
+                )
+            ]
+        ),
         
         // Test targets
         .testTarget(