diff --git a/pmf-suspend b/pmf-suspend
index 08402a8..1f8aabb 100644
--- a/pmf-suspend
+++ b/pmf-suspend
@@ -3,7 +3,7 @@
 # Help
 if [[ $1 == "help" || $1 == "--help" ]]; then
     echo -e "Usage:
-   pmf-suspend                 Suspend system
+   pmf-suspend                 Suspend and lock the screen directly
    pmf-suspend [help|--help]   Show this message
    pmf-suspend 1 2 3           Timer will be set to 1s, 2m, 3h
    pmf-suspend 0 30            Timer will be set to 30 mintues