diff --git a/.config/i3/scripts/ppd-status b/.config/i3/scripts/ppd-status
index fab21db..8e6eb7b 100644
--- a/.config/i3/scripts/ppd-status
+++ b/.config/i3/scripts/ppd-status
@@ -1,7 +1,11 @@
 #!/usr/bin/env bash
 #
+# power-profiles-daemon implementation:
+# needs package power-profiles-daemon installed and the service running see here:
+# https://wiki.archlinux.org/title/CPU_frequency_scaling#power-profiles-daemon
+# used in i3-blocks: ~/.config/i3/i3blocks.conf together with: ~/.config/i3/scripts/power-profiles
 
-#A script to show current power profile
+# script to show current power profile
 
 current_profile=$(/usr/bin/powerprofilesctl get)
 echo "$current_profile"