diff --git a/imageroot/events/user-domain-changed/20configure_ldap b/imageroot/events/user-domain-changed/20configure_ldap
new file mode 100755
index 0000000..6446776
--- /dev/null
+++ b/imageroot/events/user-domain-changed/20configure_ldap
@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+#
+# Copyright (C) 2023 Nethesis S.r.l.
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+
+import json
+import sys
+import agent
+import os
+
+event = json.load(sys.stdin)
+
+if event.get('domain') != os.getenv('LDAP_DOMAIN'):
+    exit(0)
+
+agent.run_helper('systemctl', '--user', 'try-restart', 'sogo.service').check_returncode()