diff --git a/resolvers/author.py b/resolvers/author.py
index f32b8801..0c8cdffe 100644
--- a/resolvers/author.py
+++ b/resolvers/author.py
@@ -56,10 +56,12 @@ async def get_author(_, _info, slug='', author_id=0):
         # lookup for cached author
         author_query = select(Author).filter(or_(Author.slug == slug, Author.id == author_id))
         found_author = local_session().execute(author_query).first()
-        logger.debug(f'found author id: {found_author.id}')
-        author_id = found_author.id if not found_author.id else author_id
-        cached_result = await redis.execute('GET', f'author:{author_id}')
-        author_dict = json.loads(cached_result) if cached_result else None
+        logger.debug(found_author)
+        if found_author:
+            logger.debug(f'found author id: {found_author.id}')
+            author_id = found_author.id if not found_author.id else author_id
+            cached_result = await redis.execute('GET', f'author:{author_id}')
+            author_dict = json.loads(cached_result) if cached_result else None
 
         # update stat from db
         if not author_dict or not author_dict.get('stat'):