1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index df82e60b33..fd8de8696d 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -1593,7 +1593,7 @@ class FederationHandler(BaseHandler):
         if self.hs.config.block_non_admin_invites:
             raise SynapseError(403, "This server does not accept room invites")
 
-        if not self.spam_checker.user_may_invite(
+        if not await self.spam_checker.user_may_invite(
             event.sender, event.state_key, event.room_id
         ):
             raise SynapseError(