diff --git a/resolvers/stat.py b/resolvers/stat.py
index fe476981..a0ba1165 100644
--- a/resolvers/stat.py
+++ b/resolvers/stat.py
@@ -16,7 +16,7 @@ def add_topic_stat_columns(q):
         .add_columns(func.count(distinct(ShoutTopic.shout)).label('shouts_stat'))
         .outerjoin(aliased_shout_author, ShoutTopic.shout == aliased_shout_author.shout)
         .add_columns(func.count(distinct(aliased_shout_author.author)).label('authors_stat'))
-        .outerjoin(aliased_topic_follower)
+        .outerjoin(aliased_topic_follower, aliased_topic_follower.topic == Topic.id)
         .add_columns(func.count(distinct(aliased_topic_follower.follower)).label('followers_stat'))
     )
 
@@ -33,7 +33,7 @@ def add_author_stat_columns(q):
         .add_columns(func.count(distinct(ShoutAuthor.shout)).label('shouts_stat'))
         .outerjoin(aliased_author_authors, AuthorFollower.follower == Author.id)
         .add_columns(func.count(distinct(aliased_author_authors.author)).label('authors_stat'))
-        .outerjoin(aliased_author_followers)
+        .outerjoin(aliased_author_followers, AuthorFollower.author == Author.id)
         .add_columns(func.count(distinct(aliased_author_followers.follower)).label('followers_stat'))
     )
 
diff --git a/resolvers/topic.py b/resolvers/topic.py
index 0955614a..da75a611 100644
--- a/resolvers/topic.py
+++ b/resolvers/topic.py
@@ -37,7 +37,6 @@ def get_topics_by_author(_, _info, author_id=None, slug='', user=''):
 @query.field('get_topic')
 def get_topic(_, _info, slug):
     q = select(Topic).filter(Topic.slug == slug)
-    q = q.group_by(Topic.id)
     topics = get_topics_with_stat(q)
     if topics:
         return topics[0]