diff --git a/cocos/3d/CCSprite3D.cpp b/cocos/3d/CCSprite3D.cpp
index 026a0fdd38..854e06c870 100644
--- a/cocos/3d/CCSprite3D.cpp
+++ b/cocos/3d/CCSprite3D.cpp
@@ -157,6 +157,7 @@ Sprite3D::Sprite3D()
 : _skeleton(nullptr)
 , _blend(BlendFunc::ALPHA_NON_PREMULTIPLIED)
 , _aabbDirty(true)
+, _lightMask(-1)
 {
 }
 
diff --git a/cocos/3d/CCSprite3D.h b/cocos/3d/CCSprite3D.h
index c7ab28893c..90ca39f785 100644
--- a/cocos/3d/CCSprite3D.h
+++ b/cocos/3d/CCSprite3D.h
@@ -112,6 +112,10 @@ public:
     void setCullFace(GLenum cullFace);
     // set cull face enable or not
     void setCullFaceEnabled(bool enable);
+    
+    /** light mask getter & setter, light works only when _lightmask */
+    void setLightMask(unsigned short mask) { _lightMask = mask; }
+    unsigned short getLightMask() const { return _lightMask; }
 
 CC_CONSTRUCTOR_ACCESS:
     
@@ -162,6 +166,7 @@ protected:
     mutable AABB                 _aabb;                 // cache current aabb
     mutable Mat4                 _nodeToWorldTransform; // cache the matrix
     bool                         _aabbDirty;
+    unsigned short               _lightMask;
 };
 
 ///////////////////////////////////////////////////////