diff --git a/db/db.go b/db/db.go
index 9fc4822..93aff1a 100644
--- a/db/db.go
+++ b/db/db.go
@@ -38,6 +38,9 @@ func Open(cfg *config.Config) (*sql.DB, error) {
 	if err != nil {
 		return db, errs.Wrapw(err, "failed to open database", "driver", driver, "db.string", dsn)
 	}
+	if driver == "sqlite3" {
+		db.SetMaxOpenConns(1) // SQLITE is not thread safe. This is to prevent database is locked error.
+	}
 	if cfg.Bool("db.automigrate") {
 		goose.SetLogger(goose.NopLogger())
 		goose.SetBaseFS(Migrations)