diff --git a/bin/xss-lock b/bin/xss-lock
index 5694c72..cdb2648 100755
--- a/bin/xss-lock
+++ b/bin/xss-lock
@@ -11,17 +11,20 @@ case "$1" in
         exec xss-lock -n "$me dim" -l $me lock
         ;;
     dim)
+        echo "$me: dim: start"
         trap 'exit 0' TERM INT
         trap "xbacklight -steps 1 -set $(xbacklight -get); kill %%" EXIT
         min_brightness=0
         fade_time=$(($notify * 1000))
         fade_steps=100
         xbacklight -time $fade_time -steps $fade_steps -set $min_brightness
+        echo "$me: dim: end"
         sleep 2147483647 &
         wait
         ;;
     lock)
         i3lock_options="-e -i $HOME/.cache/awesome/current-wallpaper.png"
+        echo "$me: lock: lock screen"
         if [ -e /proc/self/fd/${XSS_SLEEP_LOCK_FD:--1} ]; then
             trap 'kill %%' TERM INT
             i3lock -n $i3lock_options {XSS_SLEEP_LOCK_FD}<&- &
@@ -33,5 +36,6 @@ case "$1" in
             i3lock -n $i3lock_options &
             wait
         fi
+        echo "$me: lock: unlock screen"
         ;;
 esac