diff --git a/tests/python_client/testcases/test_compaction.py b/tests/python_client/testcases/test_compaction.py
index 6af45c7627..f8f8852e83 100644
--- a/tests/python_client/testcases/test_compaction.py
+++ b/tests/python_client/testcases/test_compaction.py
@@ -775,7 +775,7 @@ class TestCompactionOperation(TestcaseBase):
                 break
             end = time()
             if end - start > cost:
-                raise BaseException(1, "Ccompact auto-merge more than 60s")
+                raise BaseException(1, "Compact auto-merge more than 60s")
 
     @pytest.mark.tags(CaseLabel.L2)
     def test_compact_less_threshold_no_merge(self):