diff --git a/lib/simple_form/action_view_extensions/builder.rb b/lib/simple_form/action_view_extensions/builder.rb
index 63cd0726..f6b63436 100644
--- a/lib/simple_form/action_view_extensions/builder.rb
+++ b/lib/simple_form/action_view_extensions/builder.rb
@@ -138,7 +138,7 @@ module SimpleForm
           end
         end
 
-        # Prepend a hidden field to make sure something will be sent back to the
+        # Append a hidden field to make sure something will be sent back to the
         # server if all checkboxes are unchecked.
         hidden = template.hidden_field_tag("#{object_name}[#{attribute}][]", "", :id => nil)