diff --git a/mongo/mongo.go b/mongo/mongo.go
index d0fd7f0..394cec0 100644
--- a/mongo/mongo.go
+++ b/mongo/mongo.go
@@ -30,13 +30,19 @@ func GetDB() *mongo.Database {
 }
 
 func init() {
+	// 按需初始化：没有配置 mongo.address 则跳过
+	mongoAddr := g.Cfg().MustGet(context.Background(), "mongo.address").String()
+	if mongoAddr == "" {
+		return
+	}
+
 	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
 	defer cancel()
-	mongoAddr := g.Cfg().MustGet(context.Background(), "mongo.address").String()
 	opt := options.Client().ApplyURI(mongoAddr)
 	client, err := mongo.Connect(opt)
 	if err != nil {
 		glog.Error(ctx, "mongodb连接失败", err)
+		return
 	}
 	// 从连接串中解析数据库名
 	dbName := gstr.SubStr(mongoAddr, strings.LastIndex(mongoAddr, "/")+1, len(mongoAddr))
@@ -45,6 +51,7 @@ func init() {
 		dbName = gstr.SubStr(dbName, 0, strings.Index(dbName, "?"))
 	}
 	db = client.Database(dbName)
+	glog.Info(ctx, "✅ MongoDB 初始化成功")
 }
 func listOptionsToMap(ctx context.Context, opts ...options.Lister[options.FindOptions]) (m map[string]interface{}) {
 	// 输出opts参数中的值