diff --git a/imageroot/update-module.d/10migrate_postgres_to_V17 b/imageroot/update-module.d/10migrate_postgres_to_V17
new file mode 100755
index 0000000..3983c39
--- /dev/null
+++ b/imageroot/update-module.d/10migrate_postgres_to_V17
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+#
+# Copyright (C) 2024 Nethesis S.r.l.
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# upgrade from postgres 13 to 17
+# migration after https://github.com/NethServer/ns8-mattermost/releases/tag/2.1.1
+
+set -e
+
+if podman exec postgres-app psql --version | grep -qE " 13\.[0-9]+"; then
+    echo "Dumping mattermost postgres database"
+    podman exec postgres-app pg_dump -U mattuser --format=c  mattermost > mattermost.pg_dump
+    echo "Stopping mattermost"
+    systemctl stop --user mattermost
+    echo "Restoring mattermost postgres database"
+    podman volume rm -f postgres-data
+    ../restore-module/40restore-postgres
+else
+    echo "Postgres version is not 13, skipping dump"
+fi
+