diff --git a/backend/api/posts/serializers.py b/backend/api/posts/serializers.py
index bacd4eb..251c40c 100644
--- a/backend/api/posts/serializers.py
+++ b/backend/api/posts/serializers.py
@@ -117,9 +117,11 @@ class PostSerializer(serializers.ModelSerializer):
         }
 
     def get_creator(self, obj) -> Dict[str, Optional[str]]:
+        avatar_url = obj.creator.avatar.file.url if obj.creator.avatar else None
         return {
             "slug": obj.creator.slug,
             "name": obj.creator.name,
+            "avatar": avatar_url,
         }
 
     def get_tags(self, obj) -> List[str]: