diff --git a/views.py b/views.py
index f9dbe3c..e3327bf 100644
--- a/views.py
+++ b/views.py
@@ -564,7 +564,7 @@ def add_comment(request, post_id, parent_id):
             emails[email] = comment.author
 
 
-    if post.author.email not in email:
+    if post.author.email not in emails:
         emails[post.author.email] = post.author.first_name
 
     if len(emails) > 0: