diff --git a/notes-scratch.txt b/notes-scratch.txt
index 8d345d1..2b26012 100644
--- a/notes-scratch.txt
+++ b/notes-scratch.txt
@@ -2,8 +2,12 @@ manual
     visudo
     root crontab
     sudo nano /lib/udev/hwclock-set
-        comment out
+        comment out and add note
+            # commented out manually to use rtc
             # if [ -e /run/systemd/system ] ; then
             #  exit 0
             # fi
-    unattended-upgrades?
\ No newline at end of file
+        Also comment out the two lines
+            # /sbin/hwclock --rtc=$dev --systz --badyear
+            and
+            # /sbin/hwclock --rtc=$dev --systz
\ No newline at end of file