diff --git a/app/models/post.rb b/app/models/post.rb
index e6025eedc..3f9d178f5 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -73,7 +73,7 @@ class Post < ActiveRecord::Base
     end
   end
 
-  # The key we use in reddit to ensure unique posts
+  # The key we use in redis to ensure unique posts
   def unique_post_key
     "post-#{user_id}:#{raw_hash}"
   end