diff --git a/osxbackup/backup.command b/osxbackup/backup.command
index c249a6e..28535e6 100755
--- a/osxbackup/backup.command
+++ b/osxbackup/backup.command
@@ -95,4 +95,7 @@ if [ -e /Volumes/ApertureScience ]; then
     done
 fi
 
+# FIXME todo do some error checking on the non-mountability of the
+# ApertureScience volume
+