diff --git a/soundjs/soundjs.d.ts b/soundjs/soundjs.d.ts
index d29e856c2..119bb6b76 100644
--- a/soundjs/soundjs.d.ts
+++ b/soundjs/soundjs.d.ts
@@ -132,8 +132,7 @@ declare module createjs {
         ready: () => any;
 
 		// EventDispatcher mixins
-		addEventListener(type: string, listener: (eventObj: Object) => boolean): Function;
-		addEventListener(type: string, listener: (eventObj: Object) => boolean): Object;
+		addEventListener(type: string, listener: (eventObj: Object) => boolean): any;
 		removeEventListener(type: string, listener: (eventObj: Function) => boolean): void;
 		removeEventListener(type: string, listener: (eventObj: Object) => boolean): void;
 		removeAllEventListeners(type: string): void;
@@ -189,8 +188,7 @@ declare module createjs {
 		loadComplete: () => any;
 
 		// EventDispatcher mixins
-		addEventListener(type: string, listener: (eventObj: Object) => boolean): Function;
-		addEventListener(type: string, listener: (eventObj: Object) => boolean): Object;
+		addEventListener(type: string, listener: (eventObj: Object) => boolean): any;
 		removeEventListener(type: string, listener: (eventObj: Function) => boolean): void;
 		removeEventListener(type: string, listener: (eventObj: Object) => boolean): void;
 		removeAllEventListeners(type: string): void;