diff --git a/tests/client/client/test_timeout.py b/tests/client/client/test_timeout.py
index 0e83d0aed..d770aa04f 100644
--- a/tests/client/client/test_timeout.py
+++ b/tests/client/client/test_timeout.py
@@ -15,7 +15,7 @@ class TestTimeout:
         ) as client:
             with pytest.raises(
                 MCPError,
-                match="Timed out while waiting for response to ClientRequest. Waited 0.05 seconds",
+                match="timed out",
             ):
                 await client.call_tool("sleep", {"seconds": 0.1})