1 files changed, 4 insertions, 4 deletions
diff --git a/synapse/event_auth.py b/synapse/event_auth.py
index c831d9f73c..70c556566e 100644
--- a/synapse/event_auth.py
+++ b/synapse/event_auth.py
@@ -14,14 +14,14 @@
 # limitations under the License.
 
 import logging
-from typing import List, Optional, Set, Tuple
+from typing import Any, Dict, List, Optional, Set, Tuple
 
 from canonicaljson import encode_canonical_json
 from signedjson.key import decode_verify_key_bytes
 from signedjson.sign import SignatureVerifyException, verify_signed_json
 from unpaddedbase64 import decode_base64
 
-from synapse.api.constants import EventTypes, JoinRules, Membership
+from synapse.api.constants import MAX_PDU_SIZE, EventTypes, JoinRules, Membership
 from synapse.api.errors import AuthError, EventSizeError, SynapseError
 from synapse.api.room_versions import (
     KNOWN_ROOM_VERSIONS,
@@ -205,7 +205,7 @@ def _check_size_limits(event: EventBase) -> None:
         too_big("type")
     if len(event.event_id) > 255:
         too_big("event_id")
-    if len(encode_canonical_json(event.get_pdu_json())) > 65536:
+    if len(encode_canonical_json(event.get_pdu_json())) > MAX_PDU_SIZE:
         too_big("event")
 
 
@@ -688,7 +688,7 @@ def _verify_third_party_invite(event: EventBase, auth_events: StateMap[EventBase
     return False
 
 
-def get_public_keys(invite_event):
+def get_public_keys(invite_event: EventBase) -> List[Dict[str, Any]]:
     public_keys = []
     if "public_key" in invite_event.content:
         o = {"public_key": invite_event.content["public_key"]}