diff --git a/type/__borg/manifest b/type/__borg/manifest
index 82e4d5a..69ecc32 100644
--- a/type/__borg/manifest
+++ b/type/__borg/manifest
@@ -1,9 +1,9 @@
 #!/bin/sh
 
+# Install the borg package
 os=$(cat "${__global:?}/explorer/os")
 case "$os" in
 	alpine|ubuntu|debian)
-		__package borgbackup
 		__package borgbackup
 		;;
 	*)
@@ -12,18 +12,24 @@ case "$os" in
 		;;
 esac
 
-repository=$(cat "$__object/parameter/repository")
-if [ -f "$__object/parameter/exclude" ]; then
+# Get the repository location.
+repository=$(cat "${__object:?}/parameter/repository")
+
+# Use optionally specified excludes, or default ones for GNU/Linux.
+if [ -f "${__object:?}/parameter/exclude" ]; then
 	excludes=$(cat "$__object/parameter/exclude")
 else
 	excludes="/sys /proc /dev /run"
 fi
 
+# Build command
+unknown_repo_warning_fragment="BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=yes"
+
 for path in $excludes; do
 	exclude_fragment="$exclude_fragment --exclude $path"
 done
-unknown_repo_warning_fragment="BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=yes"
 
 borg_command="sh -c \"$unknown_repo_warning_fragment borg create $exclude_fragment --stats $repository::daily-\\\$(date -I) /\""
 
+# Setup cronjob.
 require="__package/borgbackup" __cron daily-backup --user root --command "$borg_command" --hour 2