diff --git a/src/features/auth-login/components/captcha.tsx b/src/features/auth-login/components/captcha.tsx
index 5f6d950f8..555f7db6f 100644
--- a/src/features/auth-login/components/captcha.tsx
+++ b/src/features/auth-login/components/captcha.tsx
@@ -113,7 +113,7 @@ const NativeCaptchaField: React.FC<INativeCaptchaField> = ({ captcha, onChange,
   return (
     <Stack space={2}>
       <div className='flex w-full items-center justify-center rounded-md border border-solid border-gray-300 bg-white dark:border-gray-600'>
-        <button className='button-theme-muted !block space-x-2 !border-none !p-0 !py-2 !text-primary-600 hover:!underline  focus:!ring-transparent focus:!ring-offset-0 dark:!text-accent-blue rtl:space-x-reverse' onClick={onClick}>
+        <button className='!block space-x-2 !border-none !p-0 !py-2 !text-primary-600 hover:!underline  focus:!ring-transparent focus:!ring-offset-0 dark:!text-accent-blue rtl:space-x-reverse' onClick={onClick}>
           <img alt={intl.formatMessage(messages.captcha)} src={captcha.get('url')} />
         </button>
       </div>