diff --git a/powerpc-utils-1.3.8-using-od.patch b/powerpc-utils-1.3.8-using-od.patch
new file mode 100644
index 0000000..ddf429f
--- /dev/null
+++ b/powerpc-utils-1.3.8-using-od.patch
@@ -0,0 +1,39 @@
+diff -up powerpc-utils-1.3.8/scripts/hcnmgr.me powerpc-utils-1.3.8/scripts/hcnmgr
+--- powerpc-utils-1.3.8/scripts/hcnmgr.me	2021-04-29 11:52:12.557488115 +0200
++++ powerpc-utils-1.3.8/scripts/hcnmgr	2021-04-29 16:31:07.936124101 +0200
+@@ -167,7 +167,7 @@ search_dev() {
+ 	# Look at pci ethernet devices
+ 	for pci_dev in "$DT_PATH"/pci*; do
+ 		[ -d "$pci_dev" ] || continue
+-		index=$(xxd -l 4 -p "$pci_dev"/ibm,my-drc-index)
++		index=$(od -tx -An --endian=big -N 4 "$pci_dev"/ibm,my-drc-index | tr -d ' ')
+ 		if [[ $index != "$1" ]]; then
+ 			continue
+ 		fi
+@@ -188,7 +188,7 @@ search_dev() {
+ 	hcnlog DEBUG "search vnic device with drc_index $1"
+ 	for dev in "$DT_PATH"/vdevice/vnic*; do
+ 		[ -d "$dev" ] || continue
+-		index=$(xxd -l 4 -p "$dev"/ibm,my-drc-index)
++		index=$(od -tx -An --endian=big -N 4 "$dev"/ibm,my-drc-index | tr -d ' ')
+ 		if [[ $index == "$1" ]]; then
+ 			hcnlog DEBUG "found matching drc_index $index in $dev"
+ 			if [ -e "$dev"/ibm,hcn-id ] && get_dev_hcn "$dev"; then
+@@ -204,7 +204,7 @@ search_dev() {
+ 	hcnlog DEBUG "search ibmveth device with drc_index $1"
+ 	for dev in "$DT_PATH"/vdevice/l-lan*; do
+ 		[ -d "$dev" ] || continue
+-		index=$(xxd -l 4 -p "$dev"/ibm,my-drc-index)
++		index=$(od -tx -An --endian=big -N 4 "$dev"/ibm,my-drc-index | tr -d ' ')
+ 		if [[ $index == "$1" ]]; then
+ 			hcnlog DEBUG "found matching drc_index $index in $dev"
+ 			if [ -e "$dev"/ibm,hcn-id ] && get_dev_hcn "$dev"; then
+@@ -232,7 +232,7 @@ get_dev_hcn() {
+ 	local dev=$1
+ 
+ 	hcnlog DEBUG "get_dev_hcn: enter $1"
+-	HCNID=$(xxd -l 4 -p "$dev"/ibm,hcn-id)
++	HCNID=$(od -tx -An --endian=big -N 4 "$dev"/ibm,hcn-id | tr -d ' ')
+ 	MODE=$(tr -d '\0' <"$dev"/ibm,hcn-mode)
+ 	PHYSLOC=$(tr -d '\0' <"$dev"/ibm,loc-code)
+ 
diff --git a/powerpc-utils.spec b/powerpc-utils.spec
index 341f9ca..7d2ffc0 100644
--- a/powerpc-utils.spec
+++ b/powerpc-utils.spec
@@ -1,6 +1,6 @@
 Name:           powerpc-utils
 Version:        1.3.8
-Release:        7%{?dist}
+Release:        8%{?dist}
 Summary:        PERL-based scripts for maintaining and servicing PowerPC systems
 
 License:        GPLv2
@@ -37,6 +37,7 @@ Patch10:        powerpc-utils-1.3.8-f1ec5f04fdac3e87c3c85c2d85f79339d916e864.pat
 Patch11:        powerpc-utils-1.3.8-4b2d10942e2d964ecc1fe58c9460c34993ff10be.patch
 Patch12:        powerpc-utils-1.3.8-e51995667279164a6c8ce4c3ba0217fffda22d6d.patch
 Patch13:        powerpc-utils-1.3.8-fix_boot-time_bonding_interface_cleanup_and_avoid_use_ifcfg.patch
+Patch14:        powerpc-utils-1.3.8-using-od.patch
 
 %description
 PERL-based scripts for maintaining and servicing PowerPC systems.
@@ -49,19 +50,13 @@ Requires(preun): systemd
 Requires(postun): systemd
 Requires: kmod
 Requires: which
-Requires: /usr/bin/awk
-Requires: /usr/bin/basename
-Requires: /usr/bin/bc
-Requires: /usr/bin/cat
-Requires: /usr/bin/cut
-Requires: /usr/bin/echo
-Requires: /usr/bin/find
-Requires: /bin/grep
-Requires: /usr/bin/head
-Requires: /usr/bin/ls
-Requires: /usr/bin/sed
-Requires: /usr/bin/tr
-Requires: /usr/bin/udevadm
+Requires: gawk
+Requires: bc
+Requires: findutils
+Requires: grep
+Requires: sed
+Requires: systemd-udev
+Requires: coreutils
 
 
 %description core
@@ -210,6 +205,9 @@ systemctl daemon-reload >/dev/null 2>&1 || :
 
 
 %changelog
+* Mon May 03 2021 Than Ngo <than@redhat.com> - 1.3.8-8
+- Use od instead xxd
+
 * Mon Feb 08 2021 Than Ngo <than@redhat.com> - 1.3.8-7
 - updated hcnmgr manpage