diff --git a/assets/scripts/components/GPDrag.ts b/assets/scripts/components/GPDrag.ts
index cf85bcd..15f6be2 100644
--- a/assets/scripts/components/GPDrag.ts
+++ b/assets/scripts/components/GPDrag.ts
@@ -63,8 +63,8 @@ export class GPDrag extends Component {
     private zOrder:number
     private dragStartPos:Vec2 = new Vec2(0, 0)
     private dragOffset:Vec2 = new Vec2(0, 0)
-    private succeedCheck:Function = null;
-    private succeedCallback:Function = null;
+    public succeedCheck:Function = null;
+    public succeedCallback:Function = null;
     private backTween:Tween<Node>