diff --git a/tests/python_client/testcases/test_search_20.py b/tests/python_client/testcases/test_search_20.py
index 5101cf8794..f45d1f087e 100644
--- a/tests/python_client/testcases/test_search_20.py
+++ b/tests/python_client/testcases/test_search_20.py
@@ -1190,7 +1190,7 @@ class TestCollectionSearch(TestcaseBase):
                                          "limit": limit_check,
                                          "_async": _async})
 
-    @pytest.mark.tags(CaseLabel.L2)
+    @pytest.mark.tags(CaseLabel.L1)
     def test_search_load_flush_load(self, nb, nq, dim, auto_id, _async):
         """
         target: test search when load before flush