diff --git a/tests/handlers/test_directory.py b/tests/handlers/test_directory.py
index b1039214989575430719eaf16b3f9ef8d22400f8..b4f36b27a6ffe8480ddb1cc432ab3530cda2f7b7 100644
--- a/tests/handlers/test_directory.py
+++ b/tests/handlers/test_directory.py
@@ -47,7 +47,7 @@ class DirectoryTestCase(unittest.TestCase):
         hs = yield setup_test_homeserver(
             http_client=None,
             resource_for_federation=Mock(),
-            replication_layer=self.mock_federation,
+            replication_client=self.mock_federation,
             federation_registry=self.mock_registry,
         )
         hs.handlers = DirectoryHandlers(hs)
diff --git a/tests/handlers/test_e2e_keys.py b/tests/handlers/test_e2e_keys.py
index d92bf240b15aa1b951548d9438ed72181c5f4901..fe73f2b96cb711d43fa223aefbb82cdb195a89b3 100644
--- a/tests/handlers/test_e2e_keys.py
+++ b/tests/handlers/test_e2e_keys.py
@@ -34,7 +34,7 @@ class E2eKeysHandlerTestCase(unittest.TestCase):
     def setUp(self):
         self.hs = yield utils.setup_test_homeserver(
             handlers=None,
-            replication_layer=mock.Mock(),
+            replication_client=mock.Mock(),
         )
         self.handler = synapse.handlers.e2e_keys.E2eKeysHandler(self.hs)
 
diff --git a/tests/handlers/test_profile.py b/tests/handlers/test_profile.py
index 73223ffbd31dec45e62301684bbb340910a51672..c690437682a5b296eaadbebb7cfd53fec0e6a2e4 100644
--- a/tests/handlers/test_profile.py
+++ b/tests/handlers/test_profile.py
@@ -51,7 +51,8 @@ class ProfileTestCase(unittest.TestCase):
             http_client=None,
             handlers=None,
             resource_for_federation=Mock(),
-            replication_layer=self.mock_federation,
+            replication_client=self.mock_federation,
+            replication_server=Mock(),
             federation_registry=self.mock_registry,
             ratelimiter=NonCallableMock(spec_set=[
                 "send_message",
diff --git a/tests/handlers/test_typing.py b/tests/handlers/test_typing.py
index fcd380b03a145d44e41505d6a890c17ba12c115c..a433bbfa8a2a3e6789841af88e97c7576a3b2ecf 100644
--- a/tests/handlers/test_typing.py
+++ b/tests/handlers/test_typing.py
@@ -81,7 +81,7 @@ class TypingNotificationsTestCase(unittest.TestCase):
                 "get_current_state_deltas",
             ]),
             state_handler=self.state_handler,
-            handlers=None,
+            handlers=Mock(),
             notifier=mock_notifier,
             resource_for_client=Mock(),
             resource_for_federation=self.mock_federation_resource,
diff --git a/tests/replication/slave/storage/_base.py b/tests/replication/slave/storage/_base.py
index 74f104e3b89f5f80b6f038b1f1f353c2007ff189..ceffdaad54aa517f050f93ebb254a7c654611b8a 100644
--- a/tests/replication/slave/storage/_base.py
+++ b/tests/replication/slave/storage/_base.py
@@ -31,7 +31,7 @@ class BaseSlavedStoreTestCase(unittest.TestCase):
         self.hs = yield setup_test_homeserver(
             "blue",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=[
                 "send_message",
             ]),
diff --git a/tests/rest/client/v1/test_events.py b/tests/rest/client/v1/test_events.py
index e9698bfdc99f47fdc2a734de5c26ba578bf00581..f04bf7dfde07a7275e7f9e8ee40eedcdebb4d9cb 100644
--- a/tests/rest/client/v1/test_events.py
+++ b/tests/rest/client/v1/test_events.py
@@ -114,7 +114,7 @@ class EventStreamPermissionsTestCase(RestTestCase):
 
         hs = yield setup_test_homeserver(
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=[
                 "send_message",
             ]),
diff --git a/tests/rest/client/v1/test_profile.py b/tests/rest/client/v1/test_profile.py
index dddcf51b6935dd1e7c25328028b351ce74adb268..feddcf024ee1be83e946e7af60a81e69fb5f07ce 100644
--- a/tests/rest/client/v1/test_profile.py
+++ b/tests/rest/client/v1/test_profile.py
@@ -45,7 +45,7 @@ class ProfileTestCase(unittest.TestCase):
             http_client=None,
             resource_for_client=self.mock_resource,
             federation=Mock(),
-            replication_layer=Mock(),
+            replication_client=Mock(),
             profile_handler=self.mock_handler
         )
 
diff --git a/tests/rest/client/v1/test_rooms.py b/tests/rest/client/v1/test_rooms.py
index 9f372553812f0b31d54194a1916988831a2dab09..2c0708b0d816f5b73d14d0bab87230ffe6fed3eb 100644
--- a/tests/rest/client/v1/test_rooms.py
+++ b/tests/rest/client/v1/test_rooms.py
@@ -46,7 +46,7 @@ class RoomPermissionsTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
@@ -409,7 +409,7 @@ class RoomsMemberListTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
@@ -493,7 +493,7 @@ class RoomsCreateTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
@@ -582,7 +582,7 @@ class RoomTopicTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
@@ -697,7 +697,7 @@ class RoomMemberStateTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
@@ -829,7 +829,7 @@ class RoomMessagesTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
@@ -929,7 +929,7 @@ class RoomInitialSyncTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=[
                 "send_message",
             ]),
@@ -1003,7 +1003,7 @@ class RoomMessageListTestCase(RestTestCase):
         hs = yield setup_test_homeserver(
             "red",
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=["send_message"]),
         )
         self.ratelimiter = hs.get_ratelimiter()
diff --git a/tests/rest/client/v1/test_typing.py b/tests/rest/client/v1/test_typing.py
index e46534cd35067fb94ae3898037f551812ef77b4f..62639e3adc1d3ba4ce57f35e447926b6942b2412 100644
--- a/tests/rest/client/v1/test_typing.py
+++ b/tests/rest/client/v1/test_typing.py
@@ -47,7 +47,7 @@ class RoomTypingTestCase(RestTestCase):
             "red",
             clock=self.clock,
             http_client=None,
-            replication_layer=Mock(),
+            replication_client=Mock(),
             ratelimiter=NonCallableMock(spec_set=[
                 "send_message",
             ]),
diff --git a/tests/storage/test_appservice.py b/tests/storage/test_appservice.py
index 13d81f972b1197021e91033b29e3380fb470f054..cc0df7f66271aba327d2b9a5ee87a58ca30e63ab 100644
--- a/tests/storage/test_appservice.py
+++ b/tests/storage/test_appservice.py
@@ -42,7 +42,7 @@ class ApplicationServiceStoreTestCase(unittest.TestCase):
         hs = yield setup_test_homeserver(
             config=config,
             federation_sender=Mock(),
-            replication_layer=Mock(),
+            replication_client=Mock(),
         )
 
         self.as_token = "token1"
@@ -119,7 +119,7 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
         hs = yield setup_test_homeserver(
             config=config,
             federation_sender=Mock(),
-            replication_layer=Mock(),
+            replication_client=Mock(),
         )
         self.db_pool = hs.get_db_pool()
 
@@ -455,7 +455,7 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
             config=config,
             datastore=Mock(),
             federation_sender=Mock(),
-            replication_layer=Mock(),
+            replication_client=Mock(),
         )
 
         ApplicationServiceStore(None, hs)
@@ -473,7 +473,7 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
             config=config,
             datastore=Mock(),
             federation_sender=Mock(),
-            replication_layer=Mock(),
+            replication_client=Mock(),
         )
 
         with self.assertRaises(ConfigError) as cm:
@@ -497,7 +497,7 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
             config=config,
             datastore=Mock(),
             federation_sender=Mock(),
-            replication_layer=Mock(),
+            replication_client=Mock(),
         )
 
         with self.assertRaises(ConfigError) as cm: