1 files changed, 2 insertions, 2 deletions
diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index 06b0c7adcf..6be83d82e7 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -363,8 +363,8 @@ class FederationClient(FederationBase):
                 continue
 
             args = {}
-            if ThirdPartyInvites.has_join_keys(content):
-                ThirdPartyInvites.copy_join_keys(content, args)
+            if ThirdPartyInvites.join_has_third_party_invite(content):
+                ThirdPartyInvites.copy_join_keys(content["third_party_invite"], args)
             try:
                 ret = yield self.transport_layer.make_join(
                     destination, room_id, user_id, args