diff --git a/ni_mon/requirements.txt b/ni_mon/requirements.txt
index e2dc1dc..961ce0c 100644
--- a/ni_mon/requirements.txt
+++ b/ni_mon/requirements.txt
@@ -11,3 +11,4 @@ requests == 2.22.0
 confluent-kafka==1.1.0
 pyyaml==5.1.2
 influxdb==5.2.3
+python-zunclient==4.3.0