diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index b635353de..3d651fa2d 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -77,7 +77,7 @@ drf-nested-routers==0.91
 aliyun-python-sdk-core-v3==2.9.1    
 aliyun-python-sdk-ecs==4.10.1   
 rest_condition==1.0.3
-python-ldap==3.1.0
+python-ldap==3.3.1
 tencentcloud-sdk-python==3.0.40
 django-radius==1.4.0
 ipip-ipdb==1.2.1