diff --git a/resolvers/load.py b/resolvers/load.py
index 7a72912..322ac7c 100644
--- a/resolvers/load.py
+++ b/resolvers/load.py
@@ -45,7 +45,7 @@ async def load_messages(chat_id: str, limit: int = 5, offset: int = 0, ids=None)
 async def load_chats(_, info, limit: int = 50, offset: int = 0):
     """load :limit chats of current user with :offset"""
     author_id = info.context["author_id"]
-    cids = (list(await redis.execute("SMEMBERS", f"chats_by_author/{author_id}")) or []
+    cids = (list(await redis.execute("SMEMBERS", f"chats_by_author/{author_id}") or [])
     )[offset:(offset + limit)]
     members_online = (await redis.execute("SMEMBERS", "authors-online")) or []
     chats = []