diff --git a/src/pixi/utils/EventTarget.js b/src/pixi/utils/EventTarget.js
index 1ab1630..f8cc911 100644
--- a/src/pixi/utils/EventTarget.js
+++ b/src/pixi/utils/EventTarget.js
@@ -37,7 +37,7 @@
 
 	this.dispatchEvent = this.emit = function ( event ) {
 
-		if ( typeof listeners[ event.type ] !== 'function' ) {
+		if ( !listeners[ event.type ] || !listeners[ event.type ].length ) {
 
 			return;