diff --git a/contrib/sysmopcu.service b/contrib/sysmopcu.service
index 89c75db..d4585cc 100644
--- a/contrib/sysmopcu.service
+++ b/contrib/sysmopcu.service
@@ -6,6 +6,7 @@ Type=simple
 ExecStart=/usr/bin/osmo-pcu -c /etc/osmocom/osmo-pcu.cfg -e
 Restart=always
 RestartSec=2
+RestartPreventExitStatus=1
 
 # The msg queues must be read fast enough
 CPUSchedulingPolicy=rr