diff --git a/epmet-user/epmet-user-server/src/main/resources/db/migration/V0.0.15__update_patrol_stats.sql b/epmet-user/epmet-user-server/src/main/resources/db/migration/V0.0.15__update_patrol_stats.sql
new file mode 100644
index 0000000000..a97fdfaf7e
--- /dev/null
+++ b/epmet-user/epmet-user-server/src/main/resources/db/migration/V0.0.15__update_patrol_stats.sql
@@ -0,0 +1,3 @@
+ALTER TABLE `epmet_user`.`stats_staff_patrol_record_daily`
+    DROP INDEX `unx_staff`,
+    ADD UNIQUE INDEX `unx_staff`(`DATE_ID`, `STAFF_ID`, `GRID_ID`) USING BTREE;