diff --git a/NOTES.md b/NOTES.md
index 0272fb05aebd68aa92a2423de4d64b8da57bb9a3..1a75180870917ca10f137c49aeca42698d6b2fb5 100644
--- a/NOTES.md
+++ b/NOTES.md
@@ -30,11 +30,11 @@ Switch between MAIL and BULLETIN modes? MAIL commands are documented
     * Commands for a local mail system?
     * Commands to connect to Mattermost or mastodon?
   * Make a spreadsheet for signups.
-  * Make sure ssh key is fully unique.
 
 Polishing.  Review each command and put a + next to each as it is
 fully done.
 
+```
 Top level:
 
   ADD       +BACK       BULLETIN   CHANGE     COPY       CREATE
@@ -65,6 +65,7 @@ USER:
 
  +ADD       +ADMIN     +DELETE    +DISABLE   +ENABLE     LIST
  +MOD       +NAME      +NOADMIN   +NOMOD
+```
 
 ## Module links