diff --git a/rootf-kernel/alpine-rootfs.sh b/rootf-kernel/alpine-rootfs.sh
index 98d3df1..cb05e01 100755
--- a/rootf-kernel/alpine-rootfs.sh
+++ b/rootf-kernel/alpine-rootfs.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -x
+set -ex
 
 DISK_SIZE=10G
 DISK_FILE=../out/alpine-rootfs.ext4
@@ -20,5 +20,5 @@ wget -O ../out/alpine-minirootfs-3.19.0-x86_64.tar.gz https://dl-cdn.alpinelinux
 tar xvf ../out/alpine-minirootfs-3.12.0-x86.tar.gz --directory="$DISK_ROOT"
 
 
-sudo umount $DISK_ROOT
-rmdir $DISK_ROOT
+#sudo umount $DISK_ROOT
+#rmdir $DISK_ROOT