diff --git a/plugins/mongodb/index.py b/plugins/mongodb/index.py
index c6b74c6f8..9025997f5 100755
--- a/plugins/mongodb/index.py
+++ b/plugins/mongodb/index.py
@@ -196,10 +196,11 @@ def mongdbClientS():
     mg_root = pSqliteDb('config').where('id=?', (1,)).getField('mg_root')
 
     if auth == 'disabled':
-        client = pymongo.MongoClient(host=ip, port=int(port), directConnection=True)
+        client = pymongo.MongoClient(host=ip, port=int(port))
     else:
         # print(auth,mg_root)
-        client = pymongo.MongoClient(host=ip, port=int(port), directConnection=True, username='root',password=mg_root)
+        # 使用 admin 数据库进行认证，兼容 MongoDB 3.0
+        client = pymongo.MongoClient(host=ip, port=int(port), username='root', password=mg_root, authSource='admin')
     return client
 
 def mongdbClient():
@@ -210,11 +211,12 @@ def mongdbClient():
     mg_root = pSqliteDb('config').where('id=?', (1,)).getField('mg_root')
     # print(ip,port,auth,mg_root)
     if auth == 'disabled':
-        client = pymongo.MongoClient(host=ip, port=int(port), directConnection=True)
+        client = pymongo.MongoClient(host=ip, port=int(port))
     else:
         # uri = "mongodb://root:"+mg_root+"@127.0.0.1:"+str(port)
         # client = pymongo.MongoClient(uri)
-        client = pymongo.MongoClient(host=ip, port=int(port), directConnection=True, username='root',password=mg_root)
+        # 使用 admin 数据库进行认证，兼容 MongoDB 3.0
+        client = pymongo.MongoClient(host=ip, port=int(port), username='root', password=mg_root, authSource='admin')
     return client
 
 
diff --git a/plugins/mongodb/scripts/backup.py b/plugins/mongodb/scripts/backup.py
index bc3db6bf1..e6f64a324 100644
--- a/plugins/mongodb/scripts/backup.py
+++ b/plugins/mongodb/scripts/backup.py
@@ -122,11 +122,12 @@ def mongdbClient():
     mg_root = pSqliteDb('config').where('id=?', (1,)).getField('mg_root')
     # print(ip,port,auth,mg_root)
     if auth == 'disabled':
-        client = pymongo.MongoClient(host=ip, port=int(port), directConnection=True)
+        client = pymongo.MongoClient(host=ip, port=int(port))
     else:
         # uri = "mongodb://root:"+mg_root+"@127.0.0.1:"+str(port)
         # client = pymongo.MongoClient(uri)
-        client = pymongo.MongoClient(host=ip, port=int(port), directConnection=True, username='root',password=mg_root)
+        # 使用 admin 数据库进行认证，兼容 MongoDB 3.0
+        client = pymongo.MongoClient(host=ip, port=int(port), username='root', password=mg_root, authSource='admin')
     return client
 
 class backupTools: