diff --git a/q/Q.d.ts b/q/Q.d.ts
index 1bd6e4d893..e56d5cc17f 100644
--- a/q/Q.d.ts
+++ b/q/Q.d.ts
@@ -52,6 +52,8 @@ declare module Q {
 
         keys(): Promise<string[]>;
         
+        thenResolve<U>(value: U): Promise<U>;
+        thenReject(reason: any): Promise<T>;
         timeout(ms: number, message?: string): Promise<T>;
         delay(ms: number): Promise<T>;