diff --git a/utils/warranty_status/update_warranty_status.sql b/utils/warranty_status/update_warranty_status.sql
new file mode 100644
index 00000000..6605b674
--- /dev/null
+++ b/utils/warranty_status/update_warranty_status.sql
@@ -0,0 +1 @@
+update warranty set status='expired' where date_expire < now() - interval 1 day;