diff --git a/main.sh b/main.sh
index 6a460f5..8163b92 100755
--- a/main.sh
+++ b/main.sh
@@ -102,7 +102,6 @@ do_partition() {
 	start=1
 	TARGET_PART="1"
 	if [ "$EFI" == "1" ]; then
-		set -x
 		parted "${TARGET_PHY_ID}" -s -- mklabel gpt
 		sleep 2
 		size=512
@@ -113,7 +112,7 @@ do_partition() {
 		parted "${TARGET_PHY_ID}" unit mib -s -- mkpart root ext4 "$start" 100%
 		mkfs.vfat -I -F32 "${TARGET_PHY_ID}-part1"
 		TARGET_PART="2"
-		dd if=/dev/random of="${TARGET_PHY_ID}-part2" bs=512 count=4
+		dd if=/dev/random of="${TARGET_PHY_ID}-part2" bs=512 count=4 > /dev/null 2>&1
 	else
 		parted "${TARGET_PHY_ID}" -s -- mklabel msdos
 		sleep 2
@@ -122,7 +121,7 @@ do_partition() {
 		sleep 2
 		start="$(( start + size ))"
 		parted $TARGET_PHY_ID unit mib -s -- mkpart primary ext4 "$start" -1s
-		dd if=/dev/random of="${TARGET_PHY_ID}-part2" bs=512 count=4
+		dd if=/dev/random of="${TARGET_PHY_ID}-part2" bs=512 count=4 > /dev/null 2>&1
 		mkfs.btrfs -f "${TARGET_PHY_ID}-part1"
 		TARGET_PART="2"
 	fi