diff --git a/gdb/sqldb/db.go b/gdb/sqldb/db.go
index 3707a6a..08da704 100644
--- a/gdb/sqldb/db.go
+++ b/gdb/sqldb/db.go
@@ -24,10 +24,10 @@ import (
 var dm *DbMap
 
 type DbOption struct {
-	Type               string
-	Dsn                string
-	MaxIdleConnections int
-	MaxOpenConnections int
+	Type    string
+	Dsn     string
+	MaxIdle int
+	MaxOpen int
 }
 
 func InitDb(opt DbOption) error {
@@ -42,8 +42,8 @@ func InitDb(opt DbOption) error {
 		if err != nil {
 			return err
 		}
-		db.SetMaxIdleConns(opt.MaxIdleConnections)
-		db.SetMaxIdleConns(opt.MaxOpenConnections)
+		db.SetMaxIdleConns(opt.MaxIdle)
+		db.SetMaxIdleConns(opt.MaxOpen)
 		dialect = PostgresDialect{LowercaseFields: true}
 	case "sqlite3":
 		db, err = sql.Open(opt.Type, opt.Dsn)
@@ -59,8 +59,8 @@ func InitDb(opt DbOption) error {
 		if err != nil {
 			return err
 		}
-		db.SetMaxIdleConns(opt.MaxIdleConnections)
-		db.SetMaxIdleConns(opt.MaxOpenConnections)
+		db.SetMaxIdleConns(opt.MaxIdle)
+		db.SetMaxIdleConns(opt.MaxOpen)
 		dialect = MySQLDialect{Engine: "InnoDB", Encoding: "utf8mb4"}
 	default:
 		return errors.New("unrecognized database driver")