diff --git a/packages/x6/src/model/edge.ts b/packages/x6/src/model/edge.ts
index b11c4b98aa1..1f7ce8b856a 100644
--- a/packages/x6/src/model/edge.ts
+++ b/packages/x6/src/model/edge.ts
@@ -793,7 +793,7 @@ export class Edge<
 
     // Unembeds the edge if source and target has no common
     // ancestor or common ancestor changed
-    if (prevParent && (!newParent || newParent.id !== prevParent.id)) {
+    if (prevParent && newParent && newParent.id !== prevParent.id) {
       prevParent.unembed(this, options)
     }