diff --git a/prisma/migrations/20240616203120_add_survey_table/migration.sql b/prisma/migrations/20240616203120_add_survey_table/migration.sql
index 5cf6b56..e2bc703 100644
--- a/prisma/migrations/20240616203120_add_survey_table/migration.sql
+++ b/prisma/migrations/20240616203120_add_survey_table/migration.sql
@@ -19,4 +19,4 @@ CREATE TABLE `Survey` (
 
 -- AddForeignKey
 ALTER TABLE `Message`
-ADD CONSTRAINT `Message_surveyId_fkey` FOREIGN KEY (`surveyId`) REFERENCES `Survey` (`id`) ON DELETE SET NULL ON UPDATE CASCADE;
\ No newline at end of file
+ADD CONSTRAINT `Message_surveyId_fkey` FOREIGN KEY (`surveyId`) REFERENCES `Survey` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;
\ No newline at end of file
diff --git a/prisma/migrations/20240617043350_cascade_delete_messages/migration.sql b/prisma/migrations/20240617043350_cascade_delete_messages/migration.sql
deleted file mode 100644
index bd04481..0000000
--- a/prisma/migrations/20240617043350_cascade_delete_messages/migration.sql
+++ /dev/null
@@ -1,6 +0,0 @@
--- DropForeignKey
-ALTER TABLE `Message` DROP FOREIGN KEY `Message_surveyId_fkey`;
-
--- AddForeignKey
-ALTER TABLE `Message`
-ADD CONSTRAINT `Message_surveyId_fkey` FOREIGN KEY (`surveyId`) REFERENCES `Survey` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;
\ No newline at end of file