diff --git a/src/pixi/extras/Strip.js b/src/pixi/extras/Strip.js
index a7fe393..8870be8 100644
--- a/src/pixi/extras/Strip.js
+++ b/src/pixi/extras/Strip.js
@@ -408,7 +408,7 @@
  */
 PIXI.Strip.prototype.getBounds = function(matrix)
 {
-    var worldTransform = matrix || this.worldTransform ;
+    var worldTransform = matrix || this.worldTransform;
 
     var a = worldTransform.a;
     var b = worldTransform.b;