diff --git a/cocos/physics/CCPhysicsBody.cpp b/cocos/physics/CCPhysicsBody.cpp
index 405687a21b..189b9edcfa 100644
--- a/cocos/physics/CCPhysicsBody.cpp
+++ b/cocos/physics/CCPhysicsBody.cpp
@@ -730,15 +730,6 @@ Point PhysicsBody::local2World(const Point& point)
     return PhysicsHelper::cpv2point(cpBodyLocal2World(_info->body, PhysicsHelper::point2cpv(point)));
 }
 
-//Clonable* PhysicsBody::clone() const
-//{
-//    PhysicsBody* body = new PhysicsBody();
-//    
-//    body->autorelease();
-//    
-//    return body;
-//}
-
 #elif (CC_PHYSICS_ENGINE == CC_PHYSICS_BOX2D)
 
 
diff --git a/cocos/physics/CCPhysicsJoint.cpp b/cocos/physics/CCPhysicsJoint.cpp
index 99fed53d8b..694559264e 100644
--- a/cocos/physics/CCPhysicsJoint.cpp
+++ b/cocos/physics/CCPhysicsJoint.cpp
@@ -171,11 +171,6 @@ void PhysicsJoint::setCollisionEnable(bool enable)
     if (_collisionEnable != enable)
     {
         _collisionEnable = enable;
-        
-//        for (auto shape : _bodyB->_shapes)
-//        {
-//            shape->_info->setGroup(enable ? _bodyB->_info->group : _bodyA->_info->group);
-//        }
     }
 }
 
@@ -245,8 +240,6 @@ bool PhysicsJointPin::init(PhysicsBody *a, PhysicsBody *b, const Point& anchr)
         
         _info->add(joint);
         
-        //setCollisionEnable(false);
-        
         return true;
     } while (false);