diff --git a/.changeset/smart-lies-impress.md b/.changeset/smart-lies-impress.md
new file mode 100644
index 00000000..89086bdd
--- /dev/null
+++ b/.changeset/smart-lies-impress.md
@@ -0,0 +1,5 @@
+---
+"@vue-flow/core": patch
+---
+
+Use all handle bounds when using loose connection mode during edge update
diff --git a/packages/core/src/components/ConnectionLine/index.ts b/packages/core/src/components/ConnectionLine/index.ts
index 025ec562..e9cc7838 100644
--- a/packages/core/src/components/ConnectionLine/index.ts
+++ b/packages/core/src/components/ConnectionLine/index.ts
@@ -62,10 +62,11 @@ const ConnectionLine = defineComponent({
       const handleType = connectionStartHandle.value.type
 
       const fromHandleBounds = fromNode.value.handleBounds
-      let handleBounds = fromHandleBounds?.[handleType]
+      let handleBounds = fromHandleBounds?.[handleType] || []
 
       if (connectionMode.value === ConnectionMode.Loose) {
-        handleBounds = handleBounds || fromHandleBounds?.[handleType === 'source' ? 'target' : 'source']
+        const oppositeBounds = fromHandleBounds?.[handleType === 'source' ? 'target' : 'source'] || []
+        handleBounds = [...handleBounds, ...oppositeBounds] || oppositeBounds
       }
 
       if (!handleBounds) {