diff --git a/cocos/base/CCDirector.cpp b/cocos/base/CCDirector.cpp
index 9d1e02f187..ac7519a062 100644
--- a/cocos/base/CCDirector.cpp
+++ b/cocos/base/CCDirector.cpp
@@ -1,4 +1,4 @@
-/****************************************************************************
+/****************************************************************************
 Copyright (c) 2008-2010 Ricardo Quesada
 Copyright (c) 2010-2013 cocos2d-x.org
 Copyright (c) 2011      Zynga Inc.
@@ -763,6 +763,18 @@ Vec2 Director::convertToUI(const Vec2& glPoint)
     Vec4 glCoord(glPoint.x, glPoint.y, 0.0, 1);
     transform.transformVector(glCoord, &clipCoord);
 
+	/*
+	BUG-FIX #5506
+
+	a = (Vx, Vy, Vz, 1)
+	b = (a×M)T
+	Out = 1 ⁄ bw(bx, by, bz)
+	*/
+	
+	clipCoord.x = clipCoord.x / clipCoord.w;
+	clipCoord.y = clipCoord.y / clipCoord.w;
+	clipCoord.z = clipCoord.z / clipCoord.w;
+
     Size glSize = _openGLView->getDesignResolutionSize();
     float factor = 1.0/glCoord.w;
     return Vec2(glSize.width*(clipCoord.x*0.5 + 0.5) * factor, glSize.height*(-clipCoord.y*0.5 + 0.5) * factor);