diff --git a/guide/english/bootstrap/buttons/index.md b/guide/english/bootstrap/buttons/index.md
index d17394109da..7b1c68a6dc7 100644
--- a/guide/english/bootstrap/buttons/index.md
+++ b/guide/english/bootstrap/buttons/index.md
@@ -25,14 +25,14 @@ This is a list of the CSS classes that bootstrap provides for buttons.
 
 `<button type="button" class="btn">Basic</button>`
 
-`.btn-default` Bootstrap's default button.
-
-`<button type="button" class="btn btn-default">Default</button>`
-
 `.btn-primary` Bootstrap's primary button.
 
 `<button type="button" class="btn btn-primary">Primary</button>`
 
+`.btn-secondary` Bootstrap's secondary button.
+
+`<button type="button" class="btn btn-secondary">Secondary</button>`
+
 `.btn-success` Bootstrap's success button.
 
 `<button type="button" class="btn btn-success">Success</button>`