diff --git a/management/univention-directory-manager-modules/modules/univention/admin/handlers/users/user.py b/management/univention-directory-manager-modules/modules/univention/admin/handlers/users/user.py
index ef32260..74b08da 100644
--- a/management/univention-directory-manager-modules/modules/univention/admin/handlers/users/user.py
+++ b/management/univention-directory-manager-modules/modules/univention/admin/handlers/users/user.py
@@ -587,7 +587,7 @@ class vacationResendDays(univention.admin.syntax.select):
 			long_description='',
 			syntax=univention.admin.syntax.GroupDN,
 			multivalue=0,
-			options=['posix'],
+			options=['posix', 'samba'],
 			required=1,
 			dontsearch=1,
 			may_change=1,