1 files changed, 2 insertions, 1 deletions
diff --git a/tests/unittest.py b/tests/unittest.py
index a120c2976c..fa92dd94eb 100644
--- a/tests/unittest.py
+++ b/tests/unittest.py
@@ -75,6 +75,7 @@ from synapse.util.httpresourcetree import create_resource_tree
 from tests.server import (
     CustomHeaderType,
     FakeChannel,
+    ThreadedMemoryReactorClock,
     get_clock,
     make_request,
     setup_test_homeserver,
@@ -360,7 +361,7 @@ class HomeserverTestCase(TestCase):
                 store.db_pool.updates.do_next_background_update(False), by=0.1
             )
 
-    def make_homeserver(self, reactor: MemoryReactor, clock: Clock):
+    def make_homeserver(self, reactor: ThreadedMemoryReactorClock, clock: Clock):
         """
         Make and return a homeserver.