diff --git a/src/main/java/cn/cloudowr/attach/Config.java b/src/main/java/cn/cloudowr/attach/Config.java
index 178318c..37130f1 100644
--- a/src/main/java/cn/cloudowr/attach/Config.java
+++ b/src/main/java/cn/cloudowr/attach/Config.java
@@ -6,6 +6,7 @@ import com.aliyun.oss.OSSClient;
 import com.jfinal.config.*;
 import com.jfinal.template.Engine;
 import com.mongodb.MongoClient;
+import com.mongodb.MongoClientURI;
 import com.mongodb.MongoCredential;
 import com.mongodb.ServerAddress;
 import com.mongodb.client.MongoDatabase;
@@ -18,8 +19,8 @@ import java.util.Arrays;
 public class Config extends JFinalConfig{
 
     public static final String AccessKey = "LTAI7tcTTMuROink";
-    public static final String BukketName = "gxhy-attach";
-    public static final String OssUrl = "http://gxhy-attach.oss-cn-shenzhen.aliyuncs.com/";
+    public static final String BukketName = "cowr-attach";
+    public static final String OssUrl = "http://cowr-attach.oss-cn-shenzhen.aliyuncs.com/";
     private static MongoDatabase mongoDatabase;
     private static OSSClient ossClient;
 
@@ -62,8 +63,8 @@ public class Config extends JFinalConfig{
     }
     @Override
     public void afterJFinalStart() {
-        MongoCredential mongoCredential = MongoCredential.createCredential("root", "admin", "CoWR1111".toCharArray());
-        MongoClient mongoClient = new MongoClient(new ServerAddress("dds-wz9ecb93d844f6342.mongodb.rds.aliyuncs.com", 3717), Arrays.asList(mongoCredential));
+        MongoClientURI connectionString = new MongoClientURI("mongodb://root:CoWR1111@dds-wz9ceed1f19591041.mongodb.rds.aliyuncs.com:3717,dds-wz9ceed1f19591042.mongodb.rds.aliyuncs.com:3717/admin?replicaSet=mgset-5320915");
+        MongoClient mongoClient = new MongoClient(connectionString);
         mongoDatabase = mongoClient.getDatabase("gxhy");
 
         String endpoint = "oss-cn-shenzhen.aliyuncs.com";