diff --git a/src/ngMock/angular-mocks.js b/src/ngMock/angular-mocks.js
index 4599578f128..c9a59e84e86 100644
--- a/src/ngMock/angular-mocks.js
+++ b/src/ngMock/angular-mocks.js
@@ -3000,6 +3000,9 @@ angular.mock.$RootScopeDecorator = ['$delegate', function($delegate) {
   };
 
   module.$$cleanup = function() {
+    if (!currentSpec) {
+      return;
+    }
     var injector = currentSpec.$injector;
 
     annotatedFunctions.forEach(function(fn) {