diff --git a/lam-packaging/debian/postinst b/lam-packaging/debian/postinst
index ac480973..607ff8e0 100755
--- a/lam-packaging/debian/postinst
+++ b/lam-packaging/debian/postinst
@@ -51,7 +51,9 @@ chown www-data /var/lib/ldap-account-manager/tmp/internal
 chmod 700 /var/lib/ldap-account-manager/tmp
 chown -R www-data /var/lib/ldap-account-manager/config
 chmod 700 /var/lib/ldap-account-manager/config
+set +e
 ls -l /var/lib/ldap-account-manager/config/*.conf &> /dev/null
+set -e
 cfgFilesExist=$?
 if [ $cfgFilesExist != 0 ]; then
   cp /var/lib/ldap-account-manager/config/unix.conf.sample /var/lib/ldap-account-manager/config/lam.conf;