diff --git a/pip-packages.txt b/pip-packages.txt
index e3059d633868f97b4faeca19c6e4efbef693ac57..1db0727343abf1e89c77d8d19d21f4812fef8214 100644
--- a/pip-packages.txt
+++ b/pip-packages.txt
@@ -12,3 +12,4 @@ pytz==2018.7
 six==1.12.0
 squareconnect==2.20181212.0
 urllib3==1.24.1
+ldap3==2.5.2