diff --git a/src/observable/ErrorObservable.ts b/src/observable/ErrorObservable.ts
index aa18fcf7233..cc3edaae591 100644
--- a/src/observable/ErrorObservable.ts
+++ b/src/observable/ErrorObservable.ts
@@ -54,7 +54,7 @@ export class ErrorObservable extends Observable<any> {
    * @name throw
    * @owner Observable
    */
-  static create<T>(error: any, scheduler?: Scheduler) {
+  static create(error: any, scheduler?: Scheduler): ErrorObservable {
     return new ErrorObservable(error, scheduler);
   }