diff --git a/requirements/pip-requirements.txt b/requirements/pip-requirements.txt
index 2a1fa5e65..6838b5b59 100644
--- a/requirements/pip-requirements.txt
+++ b/requirements/pip-requirements.txt
@@ -5,6 +5,7 @@ deepmerge==0.0.4
 jmespath==0.9.3
 openshift==0.8.4
 passlib==1.7.1
+PyYAML==3.13
 netaddr==0.7.19
 
 # Quality