diff --git a/openstack/python-ceilometer/centos/stx-ceilometer.master_docker_image b/openstack/python-ceilometer/centos/stx-ceilometer.master_docker_image
index 2c24a276..180eb82d 100644
--- a/openstack/python-ceilometer/centos/stx-ceilometer.master_docker_image
+++ b/openstack/python-ceilometer/centos/stx-ceilometer.master_docker_image
@@ -2,6 +2,6 @@ BUILDER=loci
 LABEL=stx-ceilometer
 PROJECT=ceilometer
 PROJECT_REPO=https://github.com/openstack/ceilometer.git
-PIP_PACKAGES="pylint libvirt-python panko gnocchiclient"
+PIP_PACKAGES="pylint libvirt-python panko==5.0.0 gnocchiclient"
 DIST_PACKAGES="libvirt ipmitool"