diff --git a/lang/en_utf8/auth.php b/lang/en_utf8/auth.php
index 8d95d01c463..ec9e026d952 100644
--- a/lang/en_utf8/auth.php
+++ b/lang/en_utf8/auth.php
@@ -167,7 +167,7 @@ $string['auth_ldap_objectclass_key'] = 'Object class';
 $string['auth_ldap_changepasswordurl_key'] = 'Password-change URL';
 $string['auth_ldap_expiration_key'] = 'Expiration';
 $string['auth_ldap_expiration_warning_key'] = 'Expiration warning';
-$string['auth_ldap_exprireattr_key'] = 'Expiration attribute';
+$string['auth_ldap_expireattr_key'] = 'Expiration attribute';
 $string['auth_ldap_gracelogins_key'] = 'Grace logins';
 $string['auth_ldap_gracelogin_key'] = 'Grace login attribute';
 $string['auth_ldap_auth_user_create_key'] = 'Create users externally';