diff --git a/guides/source/action_controller_overview.md b/guides/source/action_controller_overview.md
index 9ebc913817..ea642c8b9f 100644
--- a/guides/source/action_controller_overview.md
+++ b/guides/source/action_controller_overview.md
@@ -377,7 +377,7 @@ Your application can store small amounts of data on the client — called cookie
 class CommentsController < ApplicationController
   def new
     # Auto-fill the commenter's name if it has been stored in a cookie
-    @comment = Comment.new(name: cookies[:commenter_name])
+    @comment = Comment.new(author: cookies[:commenter_name])
   end
 
   def create
@@ -386,7 +386,7 @@ class CommentsController < ApplicationController
       flash[:notice] = "Thanks for your comment!"
       if params[:remember_name]
         # Remember the commenter's name.
-        cookies[:commenter_name] = @comment.name
+        cookies[:commenter_name] = @comment.author
       else
         # Delete cookie for the commenter's name cookie, if any.
         cookies.delete(:commenter_name)