diff --git a/sysutils/packer/Makefile b/sysutils/packer/Makefile
index ff06d976b98f..d16e08d0f5f2 100644
--- a/sysutils/packer/Makefile
+++ b/sysutils/packer/Makefile
@@ -1,20 +1,21 @@
 PORTNAME=	packer
 PORTVERSION=	1.7.4
 DISTVERSIONPREFIX=	v
+PORTREVISION=	1
 CATEGORIES=	sysutils
 
 MAINTAINER=	brad@facefault.org
 COMMENT=	Tool for creating machine images
 
 LICENSE=	MPL20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 PLIST_FILES=	bin/${PORTNAME}
 
 USES=	go:modules
 GO_MODULE= github.com/hashicorp/packer
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	hashicorp
 
 .include <bsd.port.mk>
diff --git a/sysutils/packer/files/patch-vendor_github.com_vmware_govmomi_object_virtual__machine.go b/sysutils/packer/files/patch-vendor_github.com_vmware_govmomi_object_virtual__machine.go
new file mode 100644
index 000000000000..e85080cc095e
--- /dev/null
+++ b/sysutils/packer/files/patch-vendor_github.com_vmware_govmomi_object_virtual__machine.go
@@ -0,0 +1,41 @@
+https://github.com/rconde01/govmomi/commit/f6cd1b1a345750afe81c43a5b00855dd6bf84d8b
+
+From f6cd1b1a345750afe81c43a5b00855dd6bf84d8b Mon Sep 17 00:00:00 2001
+From: Rob Conde <Rob.Conde@ai-solutions.com>
+Date: Mon, 5 Jul 2021 16:24:31 -0400
+Subject: [PATCH] fix: make processing of mac addresses case insensitive
+
+Closes: #2509
+
+--- vendor/github.com/vmware/govmomi/object/virtual_machine.go.orig	2021-08-31 16:00:45 UTC
++++ vendor/github.com/vmware/govmomi/object/virtual_machine.go
+@@ -22,6 +22,7 @@ import (
+ 	"fmt"
+ 	"net"
+ 	"path"
++	"strings"
+ 
+ 	"github.com/vmware/govmomi/nfc"
+ 	"github.com/vmware/govmomi/property"
+@@ -333,7 +334,9 @@ func (v VirtualMachine) WaitForNetIP(ctx context.Conte
+ 			devices := VirtualDeviceList(c.Val.(types.ArrayOfVirtualDevice).VirtualDevice)
+ 			for _, d := range devices {
+ 				if nic, ok := d.(types.BaseVirtualEthernetCard); ok {
+-					mac := nic.GetVirtualEthernetCard().MacAddress
++					// Convert to lower so that e.g. 00:50:56:83:3A:5D is treated the
++					// same as 00:50:56:83:3a:5d
++					mac := strings.ToLower(nic.GetVirtualEthernetCard().MacAddress)
+ 					if mac == "" {
+ 						return false
+ 					}
+@@ -369,7 +372,9 @@ func (v VirtualMachine) WaitForNetIP(ctx context.Conte
+ 
+ 			nics := c.Val.(types.ArrayOfGuestNicInfo).GuestNicInfo
+ 			for _, nic := range nics {
+-				mac := nic.MacAddress
++				// Convert to lower so that e.g. 00:50:56:83:3A:5D is treated the
++				// same as 00:50:56:83:3a:5d
++				mac := strings.ToLower(nic.MacAddress)
+ 				if mac == "" || nic.IpConfig == nil {
+ 					continue
+ 				}