diff --git a/apps/chat/agent/openapi_tool.py b/apps/chat/agent/openapi_tool.py
index f513afdb8..fc02e7a36 100644
--- a/apps/chat/agent/openapi_tool.py
+++ b/apps/chat/agent/openapi_tool.py
@@ -90,8 +90,8 @@ def call_api(self, **kwargs) -> Any:
             try:
                 return self.auth_service.call_with_retries(self._make_request, client, url, method, **kwargs)
             except httpx.HTTPStatusError as e:
-                # if e.response and e.response.status_code == 400:
-                # return {"error": "Bad Request", "details": e.response.text}
+                if e.response and e.response.status_code == 400:
+                    raise ToolException(f"Bad request: {e.response.text}")
                 raise ToolException(f"Error making request: {str(e)}")
             except httpx.HTTPError as e:
                 raise ToolException(f"Error making request: {str(e)}")