diff --git a/tests/js-tests/src/Camera3DTest/Camera3DTest.js b/tests/js-tests/src/Camera3DTest/Camera3DTest.js
index 2f8ef99e2f..c7a3e08b98 100644
--- a/tests/js-tests/src/Camera3DTest/Camera3DTest.js
+++ b/tests/js-tests/src/Camera3DTest/Camera3DTest.js
@@ -1103,7 +1103,6 @@ var FogTestDemo = Camera3DTestDemo.extend({
 
     ctor:function(){
         this._super();
-        cc.director.setClearColor(cc.color(128, 128, 128));
 
         cc.eventManager.addListener({
             event:cc.EventListener.TOUCH_ALL_AT_ONCE,
@@ -1191,6 +1190,11 @@ var FogTestDemo = Camera3DTestDemo.extend({
         layer3D.setCameraMask(2);
     },
 
+    onEnter: function() {
+        this._super();
+        cc.director.setClearColor(cc.color(128, 128, 128));
+    },
+
     onExit:function(){
         this._super();
         cc.director.setClearColor(cc.color(0, 0, 0));