diff --git a/src/BootstrapWidgetTrait.php b/src/BootstrapWidgetTrait.php
index eab0d85..7070da8 100644
--- a/src/BootstrapWidgetTrait.php
+++ b/src/BootstrapWidgetTrait.php
@@ -92,10 +92,7 @@ trait BootstrapWidgetTrait
             $view = $this->getView();
             BootstrapPluginAsset::register($view);
             // 'popover', 'toast' and 'tooltip' plugins not activates via data attributes
-            if (
-                $this->clientOptions !== false
-                || in_array($name, ['popover', 'toast', 'tooltip'], true)
-           ) {
+            if ($this->clientOptions !== false || in_array($name, ['popover', 'toast', 'tooltip'], true)) {
                 $name = ucfirst($name);
                 $id = $this->options['id'];
                 $options = empty($this->clientOptions) ? '{}' : Json::htmlEncode($this->clientOptions);
diff --git a/src/Button.php b/src/Button.php
index 19c0aa2..3b12796 100644
--- a/src/Button.php
+++ b/src/Button.php
@@ -59,6 +59,7 @@ class Button extends Widget
      */
     public function run(): string
     {
+        $this->registerPlugin('button');
         return Html::tag(
             $this->tagName,
             $this->encodeLabel ? Html::encode($this->label) : $this->label,