diff --git a/sh/fs.sh b/sh/fs.sh
index 67bd2a5..46fe414 100644
--- a/sh/fs.sh
+++ b/sh/fs.sh
@@ -72,7 +72,7 @@ fs_raid_create() {
 	fi
 }
 
-fs_wipe() {
+sh_fs_wipe() {
 	local device="${1}"
 	local buffer="${2}"
 	local count="${3}"
diff --git a/sh/rescue/common.sh b/sh/rescue/common.sh
index b108681..d28591b 100644
--- a/sh/rescue/common.sh
+++ b/sh/rescue/common.sh
@@ -84,7 +84,7 @@ rescue_upload() {
 }
 
 rescue_wipe_1_zero() {
-	fs_wipe "/dev/mapper/crypt" "512M"
+	sh_fs_wipe "/dev/mapper/crypt" "512M"
 }
 
 rescue_wipe_3_close() {
diff --git a/sh/rescue/hetzner.sh b/sh/rescue/hetzner.sh
index 5f27eaa..3e95ba3 100644
--- a/sh/rescue/hetzner.sh
+++ b/sh/rescue/hetzner.sh
@@ -34,7 +34,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		echo
 		echo "#${number}: ${device}4"
 		# wipe bios
-		fs_wipe "${device}4"
+		sh_fs_wipe "${device}4"
 	done
 	#
 	number=0
@@ -43,7 +43,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		echo
 		echo "#${number}: ${device}3"
 		# format esp
-		fs_wipe "${device}3" "1M"
+		sh_fs_wipe "${device}3" "1M"
 		fs_make_fat "${device}3" "esp-${number}" "0000000${number}"
 		# mount esp
 		mkdir --parents "/media/esp/${number}"
@@ -56,7 +56,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		echo
 		echo "#${number}: ${device}2"
 		# wipe boot
-		fs_wipe "${device}2" "1G" 1
+		sh_fs_wipe "${device}2" "1G" 1
 	done
 	#
 	members=""
@@ -81,7 +81,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		echo
 		echo "#${number}: ${device}1"
 		# wipe crypt head
-		fs_wipe "${device}1" "1G" 1
+		sh_fs_wipe "${device}1" "1G" 1
 	done
 	#
 	members=""
diff --git a/sh/rescue/ovh.sh b/sh/rescue/ovh.sh
index 333e365..732b045 100644
--- a/sh/rescue/ovh.sh
+++ b/sh/rescue/ovh.sh
@@ -16,16 +16,16 @@ rescue_wipe_0_init_ovh_vle2() {
 		mkpart bios 1 2 \
 		set 4 bios_grub on
 	# bios / wipe
-	fs_wipe "${device}4"
+	sh_fs_wipe "${device}4"
 	# esp / wipe
-	fs_wipe "${device}3" "1M"
+	sh_fs_wipe "${device}3" "1M"
 	# esp / format
 	fs_make_fat "${device}3" "esp" "00000001"
 	# esp / mount
 	mkdir --parents "/media/esp"
 	mount "${device}3" "/media/esp"
 	# boot / wipe
-	fs_wipe "${device}2" "1G" 1
+	sh_fs_wipe "${device}2" "1G" 1
 	# boot / format
 	fs_make_btrfs "${device}2" "boot" \
 		"00000000-0000-0000-0000-00000000000b"
@@ -34,7 +34,7 @@ rescue_wipe_0_init_ovh_vle2() {
 	mount --options "autodefrag,compress-force=zstd" \
 		"${device}2" "/media/boot"
 	# crypt / wipe
-	fs_wipe "${device}1" "1G" 1
+	sh_fs_wipe "${device}1" "1G" 1
 	# crypt / encrypt
 	sh_fs_luks_format "${passphrase}" "${device}1"
 	# crypt / open