diff --git a/src/frontend/src/utils/reactflowUtils.ts b/src/frontend/src/utils/reactflowUtils.ts
index c4f8d621d..6dbb70651 100644
--- a/src/frontend/src/utils/reactflowUtils.ts
+++ b/src/frontend/src/utils/reactflowUtils.ts
@@ -100,8 +100,7 @@ export function isValidConnection(
       (t) =>
         targetHandleObject.inputTypes?.some((n) => n === t) ||
         t === targetHandleObject.type
-    ) ||
-    targetHandleObject.type === "str"
+    )
   ) {
     let targetNode = reactFlowInstance?.getNode(target!)?.data?.node;
     if (!targetNode) {