diff --git a/openbsc/contrib/systemd/osmo-bsc-mgcp.service b/openbsc/contrib/systemd/osmo-bsc-mgcp.service
index b5e8ec3..4b3df2c 100644
--- a/openbsc/contrib/systemd/osmo-bsc-mgcp.service
+++ b/openbsc/contrib/systemd/osmo-bsc-mgcp.service
@@ -4,6 +4,6 @@
 [Service]
 Type=simple
 Restart=always
-ExecStart=/usr/bin/osmo-bsc_mgcp -c /etc/osmocom/osmo-bsc-mgcp.cfg
+ExecStart=/usr/bin/osmo-bsc_mgcp -s -c /etc/osmocom/osmo-bsc-mgcp.cfg
 Restart=always
 RestartSec=2