diff --git a/project/cmdb/requirements.txt b/project/cmdb/requirements.txt
old mode 100755
new mode 100644
index 8360583..a9e237e
--- a/project/cmdb/requirements.txt
+++ b/project/cmdb/requirements.txt
@@ -10,5 +10,5 @@ paramiko==2.4.1
 Pygments==2.2.0
 pyldap==3.0.0.post1
 PyMySQL==0.8.0
-python-ldap==3.1.0
+python-ldap==3.4.0
 requests==2.19.1
\ No newline at end of file