diff --git a/overlays/sfdisk/internal/sfdisk_test.go b/overlays/sfdisk/internal/sfdisk_test.go
index 1ab68b69..bc0c9b6a 100644
--- a/overlays/sfdisk/internal/sfdisk_test.go
+++ b/overlays/sfdisk/internal/sfdisk_test.go
@@ -181,7 +181,7 @@ if ! command -v sfdisk >/dev/null ; then
     info "warewulf: sfdisk not found, skipping partitioning"
 else :
     info "warewulf: sfdisk: partitioning /dev/sda"
-    sfdisk --label gpt --wipe "auto" "/dev/sda" < "${PREFIX}/warewulf/sfdisk/device-0" || die "warewulf: sfdisk: failed to partition /dev/sda"
+    sfdisk  --wipe "auto" "/dev/sda" < "${PREFIX}/warewulf/sfdisk/device-0" || die "warewulf: sfdisk: failed to partition /dev/sda"
 
     if command -v blockdev >/dev/null ; then
         info "warewulf: blockdev: re-reading partition table"
@@ -238,7 +238,7 @@ if ! command -v sfdisk >/dev/null ; then
     info "warewulf: sfdisk not found, skipping partitioning"
 else :
     info "warewulf: sfdisk: partitioning /dev/sda"
-    sfdisk --label gpt --wipe "auto" "/dev/sda" < "${PREFIX}/warewulf/sfdisk/device-0" || die "warewulf: sfdisk: failed to partition /dev/sda"
+    sfdisk  --wipe "auto" "/dev/sda" < "${PREFIX}/warewulf/sfdisk/device-0" || die "warewulf: sfdisk: failed to partition /dev/sda"
 
     if command -v blockdev >/dev/null ; then
         info "warewulf: blockdev: re-reading partition table"
diff --git a/overlays/sfdisk/rootfs/warewulf/wwinit.d/10-sfdisk.sh.ww b/overlays/sfdisk/rootfs/warewulf/wwinit.d/10-sfdisk.sh.ww
index f9d4ed55..284302a9 100644
--- a/overlays/sfdisk/rootfs/warewulf/wwinit.d/10-sfdisk.sh.ww
+++ b/overlays/sfdisk/rootfs/warewulf/wwinit.d/10-sfdisk.sh.ww
@@ -24,6 +24,7 @@ else :
 {{- 		$diskDict := dict "device" $disk.Id }}
 {{- 		if $disk.WipeTable }}
 {{- 			$_ := set $diskDict "wipe" "always" }}
+{{- 			$_ := set $diskDict "labelOption" "--label gpt" }}
 {{- 		end }}
 {{- 		$disks = append $disks $diskDict }}
 {{- 	end }}
@@ -33,7 +34,7 @@ else :
 {{- range $i, $device := $disks }}
 {{- 	if $device.device }}
     info "warewulf: sfdisk: partitioning {{ $device.device }}"
-    sfdisk --label gpt --wipe "{{ default "auto" $device.wipe }}" "{{ $device.device }}" < "${PREFIX}/warewulf/sfdisk/device-{{ $i }}" || die "warewulf: sfdisk: failed to partition {{ $device.device }}"
+    sfdisk {{ default "" $device.labelOption }} --wipe "{{ default "auto" $device.wipe }}" "{{ $device.device }}" < "${PREFIX}/warewulf/sfdisk/device-{{ $i }}" || die "warewulf: sfdisk: failed to partition {{ $device.device }}"
 
     if command -v blockdev >/dev/null ; then
         info "warewulf: blockdev: re-reading partition table"