diff --git a/oiio-typedef.patch b/oiio-typedef.patch
index 7d3bddb..4b51352 100644
--- a/oiio-typedef.patch
+++ b/oiio-typedef.patch
@@ -103,3 +103,29 @@ index cf3717e..8a31dfc 100644
 -- 
 1.8.1.6
 
+From db797a45b9060294ef02a879fde66c4265a90a14 Mon Sep 17 00:00:00 2001
+From: Larry Gritz <lg@larrygritz.com>
+Date: Fri, 12 Jul 2013 10:51:13 -0700
+Subject: [PATCH] Fix compiler warnings with large unsigned value in test
+
+---
+ src/libOpenImageIO/fmath_test.cpp | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/libOpenImageIO/fmath_test.cpp b/src/libOpenImageIO/fmath_test.cpp
+index fefaac0..fdf7f4e 100644
+--- a/src/libOpenImageIO/fmath_test.cpp
++++ b/src/libOpenImageIO/fmath_test.cpp
+@@ -72,8 +72,8 @@ void test_bit_range_convert ()
+     OIIO_CHECK_EQUAL ((bit_range_convert<2,20>(3)), 1048575);
+     OIIO_CHECK_EQUAL ((bit_range_convert<20,2>(1048575)), 3);
+     OIIO_CHECK_EQUAL ((bit_range_convert<20,21>(1048575)), 2097151);
+-    OIIO_CHECK_EQUAL ((bit_range_convert<32,32>(4294967295)), 4294967295);
+-    OIIO_CHECK_EQUAL ((bit_range_convert<32,16>(4294967295)), 65535);
++    OIIO_CHECK_EQUAL ((bit_range_convert<32,32>(4294967295U)), 4294967295U);
++    OIIO_CHECK_EQUAL ((bit_range_convert<32,16>(4294967295U)), 65535);
+ // These are not expected to work, since bit_range_convert only takes a
+ // regular 'unsigned int' as parameter.  If we need >32 bit conversion,
+ // we need to add a uint64_t version of bit_range_convert.
+-- 
+1.8.1.6