diff --git a/src/core/Engine.js b/src/core/Engine.js
index cac6298..249f91f 100644
--- a/src/core/Engine.js
+++ b/src/core/Engine.js
@@ -14,7 +14,7 @@ var Engine = {};
 (function() {
 
     var _fps = 60,
-        _deltaSampleSize = 8,
+        _deltaSampleSize = _fps,
         _delta = 1000 / _fps;
         
     var _requestAnimationFrame = window.requestAnimationFrame || window.webkitRequestAnimationFrame