diff --git a/src/pixi/display/DisplayObjectContainer.js b/src/pixi/display/DisplayObjectContainer.js
index 3156170..93e4f5c 100644
--- a/src/pixi/display/DisplayObjectContainer.js
+++ b/src/pixi/display/DisplayObjectContainer.js
@@ -216,7 +216,10 @@
  */
 PIXI.DisplayObjectContainer.prototype.removeChild = function(child)
 {
-    return this.removeChildAt( this.children.indexOf( child ) );
+    var index = this.children.indexOf( child );
+    if(index === -1)return;
+    
+    return this.removeChildAt( index );
 };
 
 /**