diff --git a/units/systemd-udev-trigger.service b/units/systemd-udev-trigger.service
index 8b2d88e185..3d0f7b4f20 100644
--- a/units/systemd-udev-trigger.service
+++ b/units/systemd-udev-trigger.service
@@ -19,5 +19,5 @@ ConditionPathIsReadWrite=/sys
 [Service]
 Type=oneshot
 RemainAfterExit=yes
-ExecStart=udevadm trigger --type=subsystems --action=add
-ExecStart=udevadm trigger --type=devices --action=add
+ExecStart=-udevadm trigger --type=subsystems --action=add
+ExecStart=-udevadm trigger --type=devices --action=add