diff --git a/src/Controller.php b/src/Controller.php
index 7fce96e..c648e1e 100644
--- a/src/Controller.php
+++ b/src/Controller.php
@@ -21,7 +21,7 @@ public function testCaptcha()
     {
         $form = '<form method="POST" action="">';
         $form .= '<input type="hidden" name="_token" value="' . csrf_token() . '">';
-        $form .= '<p>' . captcha_image_html(['style'=>'border-radius: 15px;']) . '</p>';
+        $form .= '<p>' . captcha_image_html(['style'=>'border-radius: 15px; width: 192px;']) . '</p>';
 
         if (request()->getMethod() == 'POST') {
             $rules = ['captcha' => 'required|captcha'];