2 files changed, 2 insertions, 2 deletions
diff --git a/synapse/replication/http/register.py b/synapse/replication/http/register.py
index d005f38767..73d7477854 100644
--- a/synapse/replication/http/register.py
+++ b/synapse/replication/http/register.py
@@ -77,7 +77,7 @@ class ReplicationRegisterServlet(ReplicationEndpoint):
     async def _handle_request(self, request, user_id):
         content = parse_json_object_from_request(request)
 
-        self.registration_handler.check_registration_ratelimit(content["address"])
+        await self.registration_handler.check_registration_ratelimit(content["address"])
 
         await self.registration_handler.register_with_store(
             user_id=user_id,
diff --git a/synapse/replication/tcp/redis.py b/synapse/replication/tcp/redis.py
index 2f4d407f94..98bdeb0ec6 100644
--- a/synapse/replication/tcp/redis.py
+++ b/synapse/replication/tcp/redis.py
@@ -60,7 +60,7 @@ class ConstantProperty(Generic[T, V]):
 
     constant = attr.ib()  # type: V
 
-    def __get__(self, obj: Optional[T], objtype: Type[T] = None) -> V:
+    def __get__(self, obj: Optional[T], objtype: Optional[Type[T]] = None) -> V:
         return self.constant
 
     def __set__(self, obj: Optional[T], value: V):