diff --git a/data/wait_domain b/data/wait_domain
index 660e822..5716a7e 100755
--- a/data/wait_domain
+++ b/data/wait_domain
@@ -1,7 +1,6 @@
 #! /bin/sh
 # Xsetup - run as root before the login dialog appears
 
-source /usr/share/calculate-2.2/xdm/functions
 # wait for answer ldap server
 LDAPCONF=/etc/ldap.conf
 if [ -e ${LDAPCONF} ]