1 files changed, 1 insertions, 2 deletions
diff --git a/tests/rest/client/test_third_party_rules.py b/tests/rest/client/test_third_party_rules.py
index bf39014277..a7ebe0c3e9 100644
--- a/tests/rest/client/test_third_party_rules.py
+++ b/tests/rest/client/test_third_party_rules.py
@@ -14,8 +14,7 @@
 # limitations under the License.
 import threading
 from typing import Dict
-
-from mock import Mock
+from unittest.mock import Mock
 
 from synapse.events import EventBase
 from synapse.module_api import ModuleApi