diff --git a/docs/components/modal.md b/docs/components/modal.md
index dd4793d229..72cdbe5658 100644
--- a/docs/components/modal.md
+++ b/docs/components/modal.md
@@ -298,7 +298,7 @@ To take advantage of the Bootstrap grid system within a modal, just nest `.conta
         </div>
       </div>
       <div class="modal-footer">
-        <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
+        <button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
         <button type="button" class="btn btn-primary">Save changes</button>
       </div>
     </div>