diff --git a/lib/simple_form.rb b/lib/simple_form.rb
index e4e5f74a..0c85c822 100644
--- a/lib/simple_form.rb
+++ b/lib/simple_form.rb
@@ -32,6 +32,8 @@ module SimpleForm
 to
 
     def %{name}(context)
+
+See https://github.com/plataformatec/simple_form/pull/997 for more information.
   WARN
 
   ## CONFIGURATION OPTIONS