diff --git a/angularjs/angular-tests.ts b/angularjs/angular-tests.ts
index 2e19760e8..0627f80be 100644
--- a/angularjs/angular-tests.ts
+++ b/angularjs/angular-tests.ts
@@ -580,7 +580,7 @@ interface copyExampleScope {
 
     user: copyExampleUser;
     master: copyExampleUser;
-    update: (copyExampleUser) => any;
+    update: (copyExampleUser: copyExampleUser) => any;
     reset: () => any;
 }