diff --git a/tests/python_client/testcases/entity/test_insert.py b/tests/python_client/testcases/entity/test_insert.py
index 4f7f61480abb9f54db18fa3e5e29bdcb62d74a7c..d65c3c57e9cad4ee97e3e844a0a2a3e2735a05bb 100644
--- a/tests/python_client/testcases/entity/test_insert.py
+++ b/tests/python_client/testcases/entity/test_insert.py
@@ -535,6 +535,7 @@ class TestInsertBase:
             connect.insert(collection, tmp_entity)
 
     @pytest.mark.tags(CaseLabel.L1)
+    @pytest.mark.xfail(reason="issue 15416")
     # @pytest.mark.timeout(30)
     def test_collection_insert_rows_count_multi_threading(self, args, collection):
         """
diff --git a/tests/python_client/testcases/test_insert_20.py b/tests/python_client/testcases/test_insert_20.py
index 6a40148cda0488b43b33a7966c39e32c2b927a00..7b493feae90eb834e5b160d5942a488e6fc480e0 100644
--- a/tests/python_client/testcases/test_insert_20.py
+++ b/tests/python_client/testcases/test_insert_20.py
@@ -645,6 +645,7 @@ class TestInsertOperation(TestcaseBase):
         assert collection_w.num_entities == nb
 
     @pytest.mark.tags(CaseLabel.L1)
+    @pytest.mark.xfail(reason="issue 15416")
     def test_insert_multi_threading(self):
         """
         target: test concurrent insert