diff --git a/jasmine/jasmine-tests.ts b/jasmine/jasmine-tests.ts
index 3ce5dbc5f..8a4a00e22 100644
--- a/jasmine/jasmine-tests.ts
+++ b/jasmine/jasmine-tests.ts
@@ -698,3 +698,5 @@ describe("Asynchronous specs", function () {
     };
 
 })();
+
+jasmine.DEFAULT_TIMEOUT_INTERVAL = 1000;
diff --git a/jasmine/jasmine.d.ts b/jasmine/jasmine.d.ts
index f64a59d39..34e30cdd1 100644
--- a/jasmine/jasmine.d.ts
+++ b/jasmine/jasmine.d.ts
@@ -429,4 +429,5 @@ declare module jasmine {
 
     export var HtmlReporter: HtmlReporter;
     export var HtmlSpecFilter: HtmlSpecFilter;
+    export var DEFAULT_TIMEOUT_INTERVAL: number;
 }