diff --git a/entrypoint.sh b/entrypoint.sh
index 886349d15..43219407b 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -3,7 +3,7 @@ set -e
 cd /build
 
 pacman-key --init
-pacman -Syu --noconfirm --needed sudo
+pacman -Syu --noconfirm --needed sudo erofs-utils
 useradd builduser -m
 chown -R builduser:builduser /build
 passwd -d builduser