diff --git a/1.disks.sh b/1.disks.sh
index 141fdc5..103f44f 100755
--- a/1.disks.sh
+++ b/1.disks.sh
@@ -15,6 +15,7 @@ sync
 
 #HEADER_PART=/dev/${_HEADER_DEV}1
 wipefs -a /dev/${_HEADER_DEV}1
+wipefs -a /dev/${_SYS_DEV}1
 
 #dd if=/dev/zero of=/dev/$_HEADER_DEV bs=512 count=32768 status=progress
 echo -n "$_LUKS_PASS" | cryptsetup luksFormat --type luks2 --batch-mode --key-file - --header /dev/${_HEADER_DEV}1 /dev/${_SYS_DEV}3