diff --git a/docs/4.0/components/dropdowns.md b/docs/4.0/components/dropdowns.md
index 6961c89fdb..b93d24aff8 100644
--- a/docs/4.0/components/dropdowns.md
+++ b/docs/4.0/components/dropdowns.md
@@ -316,7 +316,7 @@ Button dropdowns work with buttons of all sizes, including default and split dro
   </div>
 </div>
 <div class="btn-group">
-  <button class="btn btn-secondary btn-lg dropdown-toggle" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+  <button class="btn btn-secondary btn-lg" type="button">
     Large button
   </button>
   <button type="button" class="btn btn-lg btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
@@ -337,7 +337,7 @@ Button dropdowns work with buttons of all sizes, including default and split dro
   </div>
 </div>
 <div class="btn-group">
-  <button class="btn btn-secondary btn-sm dropdown-toggle" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+  <button class="btn btn-secondary btn-sm" type="button">
     Small button
   </button>
   <button type="button" class="btn btn-sm btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">