diff --git a/services/core.py b/services/core.py
index 2d5fc13..fdcefea 100644
--- a/services/core.py
+++ b/services/core.py
@@ -77,4 +77,4 @@ async def get_author(user: str = ""):
     r = await _request_endpoint(query_name, gql)
     if r and isinstance(r, list):
         r = r.pop()
-    return r
+    return r or None