diff --git a/contrib/init/systemd/docker.service b/contrib/init/systemd/docker.service
index 28d2f4eafc..6926df2397 100644
--- a/contrib/init/systemd/docker.service
+++ b/contrib/init/systemd/docker.service
@@ -10,6 +10,7 @@ Type=notify
 # exists and systemd currently does not support the cgroup feature set required
 # for containers run by docker
 ExecStart=/usr/bin/docker daemon -H fd://
+ExecReload=/bin/kill -s HUP $MAINPID
 MountFlags=slave
 LimitNOFILE=1048576
 LimitNPROC=1048576