diff --git a/tests/tools/test_tool_utils.py b/tests/tools/test_tool_utils.py
index 6a5d8e3ac..7265df5e7 100644
--- a/tests/tools/test_tool_utils.py
+++ b/tests/tools/test_tool_utils.py
@@ -16,7 +16,7 @@
 from typing import Any, Dict, List, Type
 
 import pytest
-from geometry_msgs.msg import Point
+from geometry_msgs.msg import Point, TransformStamped
 from langchain_core.messages import AIMessage, ToolCall
 from langchain_core.tools import BaseTool
 from nav2_msgs.action import NavigateToPose
@@ -72,6 +72,7 @@ def _run(self, tool_input: TestToolInput) -> str:
         Point(),
         Image(),
         TFMessage(),
+        TransformStamped(),
         NavigateToPose.Goal(),
         NavigateToPose.Result(),
         NavigateToPose.Feedback(),