diff --git a/kolite/kolite-tests.ts b/kolite/kolite-tests.ts
index 378a56092a..4b2b662bdc 100644
--- a/kolite/kolite-tests.ts
+++ b/kolite/kolite-tests.ts
@@ -114,7 +114,7 @@ function test_full() {
             };
             return self;
         };
-    })(ko);
+    })(ko as any);
     (function (ko) {
         ko.utils.wrapAccessor = function (accessor) {
             return function () {
@@ -175,7 +175,7 @@ function test_full() {
                 ko.bindingHandlers.enable.update(element, canExecute, allBindingsAccessor, viewModel);
             }
         };
-    })(ko);
+    })(ko as any);
 
     var my: any = {};
     my.TwitterService = function () {