diff --git a/components/lib/treetable/TreeTableBodyCell.js b/components/lib/treetable/TreeTableBodyCell.js
index 9b3e892f03..aca9315a23 100644
--- a/components/lib/treetable/TreeTableBodyCell.js
+++ b/components/lib/treetable/TreeTableBodyCell.js
@@ -56,7 +56,7 @@ export const TreeTableBodyCell = (props) => {
             setEditingState(false);
             unbindDocumentClickListener();
             OverlayService.off('overlay-click', overlayEventListener.current);
-            overlayEventListener = null;
+            overlayEventListener.current = null;
         }, 1);
     };