diff --git a/requirements.txt b/requirements.txt
index d027ad0..7b75042 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 xlrd==1.0.0
-xlwt==1.1.1
+xlwt==1.1.2
 -e git+https://github.com/jonge-democraten/python-ldap@py3#egg=python-ldap