diff --git a/prisma/migrations/20230913153017_stations_readings/migration.sql b/prisma/migrations/20230913153017_stations_readings/migration.sql
index 98637b8..5c93767 100644
--- a/prisma/migrations/20230913153017_stations_readings/migration.sql
+++ b/prisma/migrations/20230913153017_stations_readings/migration.sql
@@ -1,2 +1,2 @@
 -- DropIndex
-DROP INDEX "readings_time_idx";
+DROP INDEX IF EXISTS "readings_time_idx";