diff --git a/username_enumeration_prevention.install b/username_enumeration_prevention.install
index 21cea9a..bebc52e 100644
--- a/username_enumeration_prevention.install
+++ b/username_enumeration_prevention.install
@@ -14,6 +14,7 @@ use \Drupal\Core\Url;
  */
 function username_enumeration_prevention_requirements() {
   $requirements = array();
+  $severity = REQUIREMENT_OK;
   $username_enumeration_prevention_roles = user_roles(FALSE, 'access user profiles');
   if (isset($username_enumeration_prevention_roles['anonymous'])) {
     $value = t('WARNING! Anonymous users have permission to access user profiles.');