diff --git a/openstack/python-platformclients/lower-constraints.txt b/openstack/python-platformclients/lower-constraints.txt
new file mode 100644
index 00000000..8a0edf96
--- /dev/null
+++ b/openstack/python-platformclients/lower-constraints.txt
@@ -0,0 +1 @@
+netaddr==0.7.20