diff --git a/packages/vitest/src/runtime/mocker.ts b/packages/vitest/src/runtime/mocker.ts
index 6846a6a25831..d111f0839570 100644
--- a/packages/vitest/src/runtime/mocker.ts
+++ b/packages/vitest/src/runtime/mocker.ts
@@ -377,8 +377,7 @@ export class VitestMocker {
       return result
     }
     if (typeof mock === 'string' && !callstack.includes(mock))
-      url = mock
-    return url
+      return mock
   }
 
   public queueMock(id: string, importer: string, factory?: MockFactory) {