diff --git a/language/lb_LU/common.lang.php b/language/lb_LU/common.lang.php
index 8cf2e1b8a..08dd49ca8 100644
--- a/language/lb_LU/common.lang.php
+++ b/language/lb_LU/common.lang.php
@@ -426,4 +426,6 @@ $lang['To reset your password, visit the following address:'] = 'Fir d\'Passwuer
 $lang['User "%s" has no email address, password reset is not possible'] = 'De Benotzer »%s« huet keng Mailadress uginn. D\'Reinitialiséierung vum Passwuert ass net méiglech';
 $lang['Your authentication key is no longer valid.'] = 'Den Identifizéierungsschlëssel ass net méi gülteg';
 $lang['You are not authorized to access the requested page'] = 'Dir sidd net berechtëgt déi gewënschte Säit opzeruffen';
-$lang['display a calendar by creation date'] = 'Fotoen no Opnahmsdatum weisen';
\ No newline at end of file
+$lang['display a calendar by creation date'] = 'Fotoen no Opnahmsdatum weisen';
+$lang['Invalid username or password!'] = 'Benotzernumm oder Passwuert si falsch';
+$lang['generate random password'] = 'Random-Passwuert generéieren';
\ No newline at end of file