diff --git a/database/mysql/mysql.go b/database/mysql/mysql.go
index 711ba5187..23efa66a5 100644
--- a/database/mysql/mysql.go
+++ b/database/mysql/mysql.go
@@ -355,7 +355,7 @@ func (m *Mysql) Run(migration io.Reader) error {
 }
 
 func (m *Mysql) SetVersion(version int, dirty bool) error {
-	tx, err := m.conn.BeginTx(context.Background(), &sql.TxOptions{Isolation: sql.LevelSerializable})
+	tx, err := m.conn.BeginTx(context.Background(), &sql.TxOptions{Isolation: sql.LevelReadCommitted})
 	if err != nil {
 		return &database.Error{OrigErr: err, Err: "transaction start failed"}
 	}