diff --git a/shvatka/infrastructure/db/dao/redis/secure_invite.py b/shvatka/infrastructure/db/dao/redis/secure_invite.py
index 26f4747b..ada76e85 100644
--- a/shvatka/infrastructure/db/dao/redis/secure_invite.py
+++ b/shvatka/infrastructure/db/dao/redis/secure_invite.py
@@ -29,7 +29,9 @@ async def save_new_invite(
         :return: secure token
         """
         token = secrets.token_urlsafe(token_len)
-        await self.redis.set(self._create_key(token), json.dumps(dct), ex=timedelta(minutes=expire))
+        await self.redis.set(
+            self._create_key(token), json.dumps(dct), ex=timedelta(minutes=expire)
+        )
         return token
 
     async def get_invite(self, token: str) -> dict: