diff --git a/.gitignore b/.gitignore
index 092fa08..f28a4a3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /OpenImageIO-oiio-Release-1.0.0-0-g5b37f1c.tar.gz
 /OpenImageIO-oiio-Release-1.0.3-0-gdffc74e.tar.gz
 clog
+/OpenImageIO-oiio-Release-1.0.4-0-g513d0dd.tar.gz
diff --git a/OpenImageIO.spec b/OpenImageIO.spec
index 4d459eb..7fa4a0e 100644
--- a/OpenImageIO.spec
+++ b/OpenImageIO.spec
@@ -1,8 +1,8 @@
-%global githash1 gdffc74e
-%global githash2 2388ebf
+%global githash1 g513d0dd
+%global githash2 d94a4e4
 
 Name:           OpenImageIO
-Version:        1.0.3
+Version:        1.0.4
 Release:        1%{?dist}
 Summary:        Library for reading and writing images
 
@@ -17,10 +17,10 @@ Patch0:         OpenImageIO-1.0.0-use_external_tbb.patch
 Patch1:         OpenImageIO-1.0.0-tbb_include.patch
 
 BuildRequires:  cmake
-BuildRequires:  boost-devel glew-devel OpenEXR-devel ilmbase-devel
 BuildRequires:  qt4-devel
+BuildRequires:  boost-devel glew-devel OpenEXR-devel ilmbase-devel
 BuildRequires:  python2-devel txt2man
-BuildRequires:  libpng-devel libtiff-devel openjpeg-devel
+BuildRequires:  libpng-devel libtiff-devel openjpeg-devel libwebp-devel
 BuildRequires:  zlib-devel jasper-devel
 BuildRequires:  pugixml-devel
 %ifarch x86_64
@@ -128,6 +128,9 @@ cp -a doc/*.1 %{buildroot}%{_mandir}/man1
 
 
 %changelog
+* Thu May 03 2012 Richard Shaw <hobbes1069@gmail.com> - 1.0.4-1
+- Update to latest upstream release.
+
 * Thu Apr 19 2012 Richard Shaw <hobbes1069@gmail.com> - 1.0.3-1
 - Update to latest upstream release.
 
diff --git a/sources b/sources
index 379ca52..84a74aa 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-5cc802ac495aec1d409f2810cdafc33f  OpenImageIO-oiio-Release-1.0.3-0-gdffc74e.tar.gz
+2114f40a6015d2ba4d36fc18620f2edb  OpenImageIO-oiio-Release-1.0.4-0-g513d0dd.tar.gz