diff --git a/.gitignore b/.gitignore
index 64f578d..c3cfd02 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 pesign-test-app-*
 clog
+.build*.log
diff --git a/0001-Fix-gnu-efi-include-path.patch b/0001-Fix-gnu-efi-include-path.patch
new file mode 100644
index 0000000..70d13e7
--- /dev/null
+++ b/0001-Fix-gnu-efi-include-path.patch
@@ -0,0 +1,51 @@
+From ec7b1c7fa87d6e576cd6c5526748adf683f676ce Mon Sep 17 00:00:00 2001
+From: Peter Jones <pjones@redhat.com>
+Date: Tue, 12 Nov 2019 14:50:34 -0500
+Subject: [PATCH] Fix gnu-efi include path.
+
+Signed-off-by: Peter Jones <rpm-build>
+---
+ Makefile | 9 +++++----
+ 1 file changed, 5 insertions(+), 4 deletions(-)
+
+diff --git a/Makefile b/Makefile
+index 93b1ffd7ac6..f5023de7a9f 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,20 +1,21 @@
+ VERSION = 5
+ ARCH            = $(shell uname -m | sed s,i[3456789]86,ia32,)
++ARCH_SUFFIX = $(shell uname -m | sed -e s,i[3456789]86,ia32, -e s,x86_64,x64, -e s,aarch64,aa64,)
+ DATADIR := /usr/share
+ LIBDIR := /usr/lib64
+-GNUEFIDIR ?= $(LIBDIR)/gnuefi/
++GNUEFIDIR ?= $(LIBDIR)/gnuefi/$(ARCH_SUFFIX)
+ CC = gcc
+ CFLAGS ?= -O0 -g3
+ BUILDFLAGS := $(CFLAGS) -fpic -Werror -Wall -Wextra -fshort-wchar \
+         -fno-merge-constants -ffreestanding \
+         -fno-stack-protector -fno-stack-check --std=gnu11 -DCONFIG_$(ARCH) \
+-        -I/usr/include/efi/ -I/usr/include/efi/$(ARCH)/ \
++        -I/usr/include/efi/ -I/usr/include/efi/$(ARCH_SUFFIX)/ \
+         -I/usr/include/efi/protocol
+ CCLDFLAGS       ?= -nostdlib -Wl,--warn-common \
+         -Wl,--no-undefined -Wl,--fatal-warnings \
+         -Wl,-shared -Wl,-Bsymbolic -L$(LIBDIR) -L$(GNUEFIDIR) \
+         -Wl,--build-id=sha1 -Wl,--hash-style=sysv \
+-        $(GNUEFIDIR)/crt0-efi-$(ARCH).o
++        $(GNUEFIDIR)/crt0-efi-$(ARCH_SUFFIX).o
+ LD = ld
+ OBJCOPY = objcopy
+ OBJCOPY_GTE224 = $(shell expr `$(OBJCOPY) --version |grep ^"GNU objcopy" | sed 's/^.* //g' | cut -f1-2 -d.` \>= 2.24)
+@@ -57,7 +58,7 @@ endif
+ %.so : %.o
+ 	$(CC) $(CCLDFLAGS) -o $@ $^ -lefi -lgnuefi \
+ 		$(shell $(CC) -print-libgcc-file-name) \
+-		-T $(GNUEFIDIR)/elf_$(ARCH)_efi.lds
++		-T $(GNUEFIDIR)/elf_$(ARCH_SUFFIX)_efi.lds
+ 
+ %.o : %.c
+ 	$(CC) $(BUILDFLAGS) -c -o $@ $^
+-- 
+2.23.0
+
diff --git a/pesign-test-app.spec b/pesign-test-app.spec
index 19db7d3..bd730e9 100644
--- a/pesign-test-app.spec
+++ b/pesign-test-app.spec
@@ -1,9 +1,7 @@
-%trace
-
 Summary: Simple pesign test target
 Name: pesign-test-app
 Version: 5
-Release: 11%{?dist}
+Release: 12%{?dist}
 License: GPLv2
 URL: https://github.com/vathpela/pesign-test-app
 BuildRequires:  gcc
@@ -21,6 +19,8 @@ ExclusiveArch: i686 x86_64 ia64 aarch64
 # git checkout %%{version}
 Source0: pesign-test-app-%{version}.tar.bz2
 
+Patch0001: 0001-Fix-gnu-efi-include-path.patch
+
 %description
 This package contains a very simple UEFI application that effectively does
 nothing.  The entire purpose of this is to provide a safe app to be signed,
@@ -28,7 +28,7 @@ so that we don't have to build large applications in order to test that
 deployments of new pesign versions into build infrastructure have succeeded.
 
 %prep
-%setup -q
+%autosetup -S git
 
 %build
 make LIBDIR=%{_libdir} DATADIR=%{_datadir}
@@ -63,6 +63,10 @@ pesign -l -i %{buildroot}/%{_datadir}/%{name}-%{version}/%{name}-signed.efi | gr
 %{_datadir}/%{name}-%{version}/%{name}-signed.efi
 
 %changelog
+* Tue Nov 12 2019 Peter Jones <pjones@redhat.com> - 5-12
+- Fix gnu-efi include paths.
+  Resolves: rhbz#1736420
+
 * Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 5-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild