diff --git a/airootfs/root/customize_airootfs.sh b/airootfs/root/customize_airootfs.sh
index 632339a..fdbccff 100755
--- a/airootfs/root/customize_airootfs.sh
+++ b/airootfs/root/customize_airootfs.sh
@@ -71,4 +71,4 @@ sed -i -e '/# ==== BEGIN customrepos ====/,/# ==== END customrepos ====/d' /etc/
 
 # Packages
 pacman -Q > /root/packages-list.txt
-pacman -Qi | egrep '^(Name|Installed)' | cut -f2 -d':' | paste - - | column -t | sort -nrk 2 | grep MiB > /root/packages-size.txt
+expac -H M -s "%-30n %m" | sort -rhk 2 > /root/packages-size.txt
diff --git a/packages b/packages
index 2176424..68235c8 100644
--- a/packages
+++ b/packages
@@ -29,6 +29,7 @@ e2fsprogs
 efitools
 elinks
 ethtool
+expac
 exfat-utils
 f2fs-tools
 featherpad