diff --git a/alpine-install-on-disk.sh b/alpine-install-on-disk.sh
index 033fc54..0211a4e 100755
--- a/alpine-install-on-disk.sh
+++ b/alpine-install-on-disk.sh
@@ -112,7 +112,7 @@ sudo cp "$RESOLVCONF" $rootfs_tmpdir/etc/resolv.conf
 # without -t ext4 for mounting and returns "No such file or directory"
 # nb2:~# blkid| grep ^${DISK}1 | awk '{ print $2 }'
 # UUID="fecf4182-f6dd-4d2c-9af7-8f36444ee25c"
-eval $(blkid | grep ^${DISK}1 | awk '{ print $2 }')
+eval $(blkid | grep ^${partition1} | awk '{ print $2 }')
 UUID_1=$UUID