diff --git a/requirements.txt b/requirements.txt
index b02b28639d567..9696ab6f5f3e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ PyPDF2==1.26.0
 pypiwin32 ; sys_platform == 'win32'
 pyserial==3.4
 python-dateutil==2.7.3
-python-ldap==3.2.0; sys_platform != 'win32'
+python-ldap==3.4.5; sys_platform != 'win32'
 python-stdnum==1.13
 pytz==2019.3
 pyusb==1.0.2