diff --git a/.changeset/tidy-carpets-play.md b/.changeset/tidy-carpets-play.md
new file mode 100644
index 00000000..a1e85fae
--- /dev/null
+++ b/.changeset/tidy-carpets-play.md
@@ -0,0 +1,5 @@
+---
+'@reactflow/core': patch
+---
+
+EdgeRenderer: check all handles for connection mode loose
diff --git a/packages/core/src/container/EdgeRenderer/index.tsx b/packages/core/src/container/EdgeRenderer/index.tsx
index e07948ad..762985fd 100644
--- a/packages/core/src/container/EdgeRenderer/index.tsx
+++ b/packages/core/src/container/EdgeRenderer/index.tsx
@@ -116,7 +116,7 @@ const EdgeRenderer = (props: EdgeRendererProps) => {
               const targetNodeHandles =
                 connectionMode === ConnectionMode.Strict
                   ? targetHandleBounds!.target
-                  : targetHandleBounds!.target || targetHandleBounds!.source;
+                  : (targetHandleBounds!.target ?? []).concat(targetHandleBounds!.source ?? []);
               const sourceHandle = getHandle(sourceHandleBounds!.source!, edge.sourceHandle || null);
               const targetHandle = getHandle(targetNodeHandles!, edge.targetHandle || null);
               const sourcePosition = sourceHandle?.position || Position.Bottom;