README.md in refile-0.5.1 vs README.md in refile-0.5.2

@@ -504,12 +504,12 @@
 need to do is add columns for these:
 
 ``` ruby
 class StoreMetadata < ActiveRecord::Migration
   def change
-    add_column :profile_image_filename
-    add_column :profile_image_size
-    add_column :profile_image_content_type
+    add_column :users, :profile_image_filename, :string
+    add_column :users, :profile_image_size, :integer
+    add_column :users, :profile_image_content_type, :string
   end
 end
 ```
 
 These columns will now be filled automatically.