diff --git a/0008-Add-efi_has_alt_arch-0-or-1.patch b/0008-Add-efi_has_alt_arch-0-or-1.patch
new file mode 100644
index 0000000..7d66e58
--- /dev/null
+++ b/0008-Add-efi_has_alt_arch-0-or-1.patch
@@ -0,0 +1,30 @@
+From a4358f78316160cf29e177daedf9562e6a0505f2 Mon Sep 17 00:00:00 2001
+From: Peter Jones <pjones@redhat.com>
+Date: Wed, 2 May 2018 10:09:19 -0400
+Subject: [PATCH 8/8] Add %{efi_has_alt_arch} ("0" or "1")
+
+Signed-off-by: Peter Jones <pjones@redhat.com>
+---
+ macros.efi.in | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/macros.efi.in b/macros.efi.in
+index c61b3972f2d..66139a257d5 100644
+--- a/macros.efi.in
++++ b/macros.efi.in
+@@ -80,3 +80,12 @@ end
+   local arch = rpm.expand("%{efi_alt_arch}")
+   print(string.upper(arch))
+ }
++
++%efi_has_alt_arch %{lua:
++  local arch = rpm.expand("%{efi_alt_arch}")
++  if arch == "" then
++    print("0")
++  else
++    print("1")
++  end
++}
+-- 
+2.14.3
+
diff --git a/efi-rpm-macros.spec b/efi-rpm-macros.spec
index b3d19a9..a9f5e1a 100644
--- a/efi-rpm-macros.spec
+++ b/efi-rpm-macros.spec
@@ -1,7 +1,7 @@
 Summary: Common RPM Macros for building EFI-related packages
 Name: efi-rpm-macros
 Version: 2
-Release: 3%{?dist}
+Release: 4%{?dist}
 Group: Development/System
 License: GPLv3+
 URL: https://github.com/rhboot/%{name}/
@@ -18,6 +18,7 @@ Patch0004: 0004-Add-efi_alt_arch-and-efi_alt_arch_upper.patch
 Patch0005: 0005-Return-nil-instead-of-on-unsupported-arches.patch
 Patch0006: 0006-efi_arch-turns-out-nil-is-definitely-not-what-we-wan.patch
 Patch0007: 0007-Make-a-macros.efi-srpm-that-defines-efi.patch
+Patch0008: 0008-Add-efi_has_alt_arch-0-or-1.patch
 
 %global debug_package %{nil}
 %global _efi_vendor_ %(eval sed -n -e 's/rhel/redhat/' -e 's/^ID=//p' /etc/os-release)
@@ -56,6 +57,9 @@ efi-srpm-macros provides a set of SRPM macros for use in EFI-related packages.
 %{_rpmmacrodir}/macros.efi-srpm
 
 %changelog
+* Wed May 02 2018 Peter Jones <pjones@redhat.com> - 2-4
+- Add %%{efi_has_alt_arch}
+
 * Tue May 01 2018 Peter Jones <pjones@redhat.com> - 2-3
 - Make an efi-srpm-macros subpackage to pull in so %%{efi} works in
   ExclusiveArch in koji.