diff --git a/kubernetes/docker-distribution/centos/files/docker-distribution.service b/kubernetes/docker-distribution/centos/files/docker-distribution.service
index f2f1d4bbd..11e0f25c1 100644
--- a/kubernetes/docker-distribution/centos/files/docker-distribution.service
+++ b/kubernetes/docker-distribution/centos/files/docker-distribution.service
@@ -5,6 +5,8 @@ Description=v2 Registry server for Docker
 Type=simple
 ExecStart=/usr/bin/registry serve /etc/docker-distribution/registry/config.yml
 Restart=on-failure
+ExecStartPost=/bin/bash -c 'echo $MAINPID > /var/run/docker-distribution.pid'
+ExecStopPost=/bin/rm -f /var/run/docker-distribution.pid
 
 [Install]
 WantedBy=multi-user.target