diff --git a/src/autoStart/stub.js b/src/autoStart/stub.js
index 5185272..42f9545 100644
--- a/src/autoStart/stub.js
+++ b/src/autoStart/stub.js
@@ -1,5 +1,5 @@
 // Stub (Darwin)
-exports.install = (callback) => { callback(); };
-exports.update = (callback) => { callback(); };
-exports.uninstall = (callback) => { callback(); };
-exports.isInstalled = (callback) => { callback(false); };
\ No newline at end of file
+exports.install = (callback) => callback();
+exports.update = (callback) => callback();
+exports.uninstall = (callback) => callback();
+exports.isInstalled = (callback) => callback(false);
\ No newline at end of file