diff --git a/simple_form.md b/simple_form.md
index 517f5ab04..a487a6e22 100644
--- a/simple_form.md
+++ b/simple_form.md
@@ -3,10 +3,14 @@ title: SimpleForm
 layout: default
 ---
 
+```ruby
 <%= f.input :email, required: false, autofocus: true %>
 <%= f.input :password, required: false %>
 <%= f.input :remember_me, as: :boolean %>
 <%= f.button :submit, "Sign in" %>
+```
 
+```ruby
 simple_form_for @x,
   wrapper: :small
+```