diff --git a/web/gui2/src/main/webapp/tests/app/detectbrowser.directive.spec.ts b/web/gui2/src/main/webapp/tests/app/detectbrowser.directive.spec.ts
index 9183536..37f4a8e 100644
--- a/web/gui2/src/main/webapp/tests/app/detectbrowser.directive.spec.ts
+++ b/web/gui2/src/main/webapp/tests/app/detectbrowser.directive.spec.ts
@@ -62,7 +62,7 @@
                 { provide: LogService, useValue: log },
                 { provide: OnosService, useClass: MockOnosService },
                 { provide: Document, useValue: document },
-                { provide: Window, useFactory: (() => mockWindow ) }
+                { provide: 'Window', useFactory: (() => mockWindow ) }
             ]
         });
     });