diff --git a/extensions/bootstrap/ButtonDropdown.php b/extensions/bootstrap/ButtonDropdown.php
index dedf8db267..2324312441 100644
--- a/extensions/bootstrap/ButtonDropdown.php
+++ b/extensions/bootstrap/ButtonDropdown.php
@@ -64,7 +64,10 @@ class ButtonDropdown extends Widget
      */
     public function run()
     {
-        echo $this->renderButton() . "\n" . $this->renderDropdown();
+        echo Html::beginTag('div', ['class' => 'btn-group']);
+        echo "\n" . $this->renderButton();
+        echo "\n" . $this->renderDropdown();
+        echo "\n" . Html::endTag('div');
         $this->registerPlugin('button');
     }
 
diff --git a/extensions/bootstrap/CHANGELOG.md b/extensions/bootstrap/CHANGELOG.md
index c7e7650d67..303bf869b0 100644
--- a/extensions/bootstrap/CHANGELOG.md
+++ b/extensions/bootstrap/CHANGELOG.md
@@ -4,6 +4,7 @@ Yii Framework 2 bootstrap extension Change Log
 2.0.0-rc under development
 --------------------------
 
+- Bug #3292: Fixed dropdown widgets rendering incorrect HTML (it3rmit)
 - Chg #3036: Upgraded Twitter Bootstrap to 3.1.x (qiangxue)