1 files changed, 0 insertions, 2 deletions
diff --git a/synapse/crypto/event_signing.py b/synapse/crypto/event_signing.py
index 056e8f6ca4..baa93b0ee4 100644
--- a/synapse/crypto/event_signing.py
+++ b/synapse/crypto/event_signing.py
@@ -19,9 +19,7 @@ from synapse.api.events.utils import prune_event
 from syutil.jsonutil import encode_canonical_json
 from syutil.base64util import encode_base64, decode_base64
 from syutil.crypto.jsonsign import sign_json
-from synapse.api.events.room import GenericEvent
 
-import copy
 import hashlib
 import logging