diff --git a/core/modules/user/user.admin.inc b/core/modules/user/user.admin.inc
index b8f6d42..b4cf995 100644
--- a/core/modules/user/user.admin.inc
+++ b/core/modules/user/user.admin.inc
@@ -365,6 +365,7 @@ function user_admin_settings($form, &$form_state) {
     '#type' => 'checkbox',
     '#title' => t('Enable password strength indicator'),
     '#default_value' => $config->get('password_strength'),
+    '#description' => t('Security warning: The security of your site and users could be put at risk if you disable this.')
   );
   form_load_include($form_state, 'inc', 'user', 'user.pages');
   $form['registration_cancellation']['user_cancel_method'] = array(