diff --git a/lib/testing/src/lib/core/browser-visibility.ts b/lib/testing/src/lib/core/browser-visibility.ts
index f5c4bd6226..024bdce410 100644
--- a/lib/testing/src/lib/core/browser-visibility.ts
+++ b/lib/testing/src/lib/core/browser-visibility.ts
@@ -18,7 +18,7 @@
 import { browser, protractor } from 'protractor';
 
 const until = protractor.ExpectedConditions;
-const DEFAULT_TIMEOUT = global['TestConfig'].main.timeout || 40000;
+const DEFAULT_TIMEOUT = global['TestConfig'] ? global['TestConfig'].main.timeout : 40000;
 
 export class BrowserVisibility {