diff --git a/tests/rules.test b/tests/rules.test
index 1b3246c..9f917ae 100644
--- a/tests/rules.test
+++ b/tests/rules.test
@@ -1884,6 +1884,7 @@ class RulesIntegrationTestCase extends DrupalWebTestCase {
     // custom role and a user for it.
     $user = $this->drupalCreateUser(array('administer nodes'));
     $roles = array_keys($user->roles);
+    unset($roles[DRUPAL_AUTHENTICATED_RID]);
     rules_action('mail_to_users_of_role', $settings + array('roles' => $roles))->execute();
     $this->assertMail('to', $user->mail, 'Mail to users of a role has been sent.');