diff --git a/packages/g6/src/stdlib/plugin/annotation/util.ts b/packages/g6/src/stdlib/plugin/annotation/util.ts
index 573c1cb6d54..d45be1a325b 100644
--- a/packages/g6/src/stdlib/plugin/annotation/util.ts
+++ b/packages/g6/src/stdlib/plugin/annotation/util.ts
@@ -5,7 +5,7 @@ export const getPathItem2Card = (item, cardBBox, graph, annotationCanvas) => {
   let itemLinkPoints;
   const itemType = item.getType();
   if (itemType === 'edge') {
-    itemLinkPoints = [item.getKeyShape().getPoint(0.5)];
+    itemLinkPoints = [item.shapeMap.keyShape.getPoint(0.5)]
   } else {
     const bbox = item.shapeMap.keyShape.getBBox();
     const minX = bbox.left,