diff --git a/fcoe-utils-fix-arm.patch b/fcoe-utils-fix-arm.patch
new file mode 100644
index 0000000..d59dbb2
--- /dev/null
+++ b/fcoe-utils-fix-arm.patch
@@ -0,0 +1,11 @@
+--- fcoe-utils-1.0.33.orig/fcnsq.c	2020-08-20 09:43:36.227637286 +0000
++++ fcoe-utils-1.0.33/fcnsq.c	2020-08-20 09:43:50.307246472 +0000
+@@ -381,7 +381,7 @@ int main(int argc, char *argv[])
+ 	u64 wwnn = 0;
+ 	int rc = 0;
+ 	enum commands cmd = 0;
+-	char c;
++	signed char c;
+ 	uintmax_t wwnn_tmp = 0;
+ 
+ 	while(1) {
diff --git a/fcoe-utils.changes b/fcoe-utils.changes
index 6987871..a64487b 100644
--- a/fcoe-utils.changes
+++ b/fcoe-utils.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Aug 20 09:49:22 UTC 2020 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Add patch to fix build on architectures where char is 
+  unsigned (%arm, aarch64):
+  * fcoe-utils-fix-arm.patch
+
 -------------------------------------------------------------------
 Wed Jul 15 17:24:06 UTC 2020 - Lee Duncan <lduncan@suse.com>
 
diff --git a/fcoe-utils.spec b/fcoe-utils.spec
index e8c7852..9c11b9a 100644
--- a/fcoe-utils.spec
+++ b/fcoe-utils.spec
@@ -38,6 +38,8 @@ License:        GPL-2.0-only
 Group:          System/Daemons
 Source:         %{name}-%{version}.tar.xz
 Patch1:         Handle-NIC-names-longer-than-7-characters.patch
+# PATCH-FIX-UPSTREAM - https://github.com/openSUSE/fcoe-utils/pull/14
+Patch2:         fcoe-utils-fix-arm.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 %{?systemd_requires}
 
@@ -49,6 +51,7 @@ connections.
 %prep
 %setup -q
 %patch1 -p1
+%patch2 -p1
 
 %build
 autoreconf -vi