diff --git a/src/rpm/systemd-update-helper.in b/src/rpm/systemd-update-helper.in
index 9fa49fa131..f3c75b75fa 100755
--- a/src/rpm/systemd-update-helper.in
+++ b/src/rpm/systemd-update-helper.in
@@ -32,8 +32,9 @@ case "$command" in
         [ -d /run/systemd/system ] || exit 0
 
         for unit in "$@"; do
-            systemctl set-property "$unit" Markers=+needs-restart || :
+            systemctl set-property "$unit" Markers=+needs-restart &
         done
+        wait
         ;;
 
     system-reload-restart|system-reload|system-restart)