diff --git a/tests/contrib/langsmith/test_tracing_env_override.py b/tests/contrib/langsmith/test_tracing_env_override.py
index 543d1897c..9d871e1d3 100644
--- a/tests/contrib/langsmith/test_tracing_env_override.py
+++ b/tests/contrib/langsmith/test_tracing_env_override.py
@@ -238,6 +238,6 @@ async def test_runs_emitted_when_tracing_enabled(
             result = await handle.result()
 
         assert result == "response to: hello"
-        assert (
-            len(collector.runs) > 0
-        ), "Expected LangSmith runs when LANGSMITH_TRACING=true, but got none"
+        assert len(collector.runs) > 0, (
+            "Expected LangSmith runs when LANGSMITH_TRACING=true, but got none"
+        )