diff --git a/make/migrations/postgresql/0101_2.7.3_schema.up.sql b/make/migrations/postgresql/0101_2.7.3_schema.up.sql
deleted file mode 100644
index 16f6b7b71..000000000
--- a/make/migrations/postgresql/0101_2.7.3_schema.up.sql
+++ /dev/null
@@ -1 +0,0 @@
-CREATE INDEX IF NOT EXISTS idx_task_extra_attrs_report_uuids ON task USING gin ((extra_attrs::jsonb->'report_uuids'));
diff --git a/src/core/main.go b/src/core/main.go
index 101e2ca05..d8e68f885 100755
--- a/src/core/main.go
+++ b/src/core/main.go
@@ -164,6 +164,7 @@ func main() {
 	if err := dao.InitDatabase(database); err != nil {
 		log.Fatalf("failed to initialize database: %v", err)
 	}
+
 	if strings.EqualFold(*runMode, "migrate") {
 		// Used by Harbor helm preinstall, preupgrade hook container
 		if err = migration.Migrate(database); err != nil {
@@ -183,6 +184,18 @@ func main() {
 	}
 
 	ctx = orm.Clone(ctx)
+	// patch SQL here
+	// due to the limitation of go-migrate: https://github.com/golang-migrate/migrate/issues/278
+	// if one migration SQL file applied to main, and also need to backport to N-2 patch version,
+	// it's normal for N-1, but cannot work for N-2 because applied to N-2 then the schema version
+	// will be a new version which only can be included in the un-released version(e.g main/N-1.x),
+	// hence here will be a potential risk is user want upgrade from N-2.x to N-1.0(released version),
+	// the migration will be failed as go-migrate cannot find the new schema version in a released version.
+	// NOTE: the SQL should be Idempotent as it may be executed for multiple times.
+	if err := patchSQL(ctx); err != nil {
+		log.Fatalf("failed to patch sql: %v", err)
+	}
+
 	if err := config.Load(ctx); err != nil {
 		log.Fatalf("failed to load config: %v", err)
 	}
@@ -306,3 +319,15 @@ func getDefaultScannerName() string {
 	}
 	return ""
 }
+
+func patchSQL(ctx context.Context) error {
+	ormer, err := orm.FromContext(ctx)
+	if err != nil {
+		return err
+	}
+	// 1. [v2.7.3] Add the index for report_uuids of task's extra_attrs to improve the query performance
+	// CREATE INDEX IF NOT EXISTS idx_task_extra_attrs_report_uuids ON task USING gin ((extra_attrs::jsonb->'report_uuids'));
+	sql := `CREATE INDEX IF NOT EXISTS idx_task_extra_attrs_report_uuids ON task USING gin ((extra_attrs::jsonb->'report_uuids'))`
+	_, err = ormer.Raw(sql).Exec()
+	return err
+}