diff --git a/configs/releng/build.sh b/configs/releng/build.sh
index 273b501..836a821 100755
--- a/configs/releng/build.sh
+++ b/configs/releng/build.sh
@@ -64,7 +64,7 @@ make_pacman_conf() {
 # Base installation, plus needed packages (airootfs)
 make_basefs() {
     mkarchiso ${verbose} -w "${work_dir}/x86_64" -C "${work_dir}/pacman.conf" -D "${install_dir}" init
-    mkarchiso ${verbose} -w "${work_dir}/x86_64" -C "${work_dir}/pacman.conf" -D "${install_dir}" -p "haveged intel-ucode amd-ucode memtest86+ mkinitcpio-nfs-utils nbd zsh efitools" install
+    mkarchiso ${verbose} -w "${work_dir}/x86_64" -C "${work_dir}/pacman.conf" -D "${install_dir}" -p "haveged intel-ucode amd-ucode memtest86+ mkinitcpio-nfs-utils nbd zsh efitools cpio" install
 }
 
 # Additional packages (airootfs)