diff --git a/docs/4.0/components/list-group.md b/docs/4.0/components/list-group.md
index 4fea041f75..8dc25a0dca 100644
--- a/docs/4.0/components/list-group.md
+++ b/docs/4.0/components/list-group.md
@@ -115,15 +115,15 @@ Add badges to any list group item to show unread counts, activity, and more with
 <ul class="list-group">
   <li class="list-group-item d-flex justify-content-between align-items-center">
     Cras justo odio
-    <span class="badge badge-default badge-pill">14</span>
+    <span class="badge badge-primary badge-pill">14</span>
   </li>
   <li class="list-group-item d-flex justify-content-between align-items-center">
     Dapibus ac facilisis in
-    <span class="badge badge-default badge-pill">2</span>
+    <span class="badge badge-primary badge-pill">2</span>
   </li>
   <li class="list-group-item d-flex justify-content-between align-items-center">
     Morbi leo risus
-    <span class="badge badge-default badge-pill">1</span>
+    <span class="badge badge-primary badge-pill">1</span>
   </li>
 </ul>
 {% endexample %}