diff --git a/.gitignore b/.gitignore
index a430f3e..7d961c7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -98,3 +98,4 @@ clog
 /OpenImageIO-2.2.15.0.tar.gz
 /OpenImageIO-2.2.16.0.tar.gz
 /OpenImageIO-2.2.17.0.tar.gz
+/OpenImageIO-2.3.7.2.tar.gz
diff --git a/OpenImageIO.spec b/OpenImageIO.spec
index 2b077e9..1557ea0 100644
--- a/OpenImageIO.spec
+++ b/OpenImageIO.spec
@@ -1,19 +1,21 @@
 %undefine __cmake_in_source_build
-%global sover 2.2
+%global sover 2.3
 
 Name:           OpenImageIO
-Version:        2.2.17.0
-Release:        9%{?dist}
+Version:        2.3.8.0
+Release:        1%{?dist}
 Summary:        Library for reading and writing images
 
 License:        BSD and MIT
 # The included fmtlib is MIT licensed
 # src/include/OpenImageIO/fmt
 URL:            https://sites.google.com/site/openimageio/home
-Source0:        https://github.com/%{name}/oiio/archive/Release-%{version}/%{name}-%{version}.tar.gz
+Source0:        https://github.com/%{name}/oiio/archive/v%{version}/%{name}-%{version}.tar.gz
 # Images for test suite
 #Source1:        https://github.com/OpenImageIO/oiio-images/archive/master/oiio-images.tar.gz
 
+Patch0:         oiio-disable_testing.patch
+
 # Needed until LibRaw is available on s390x and aarch64
 %if 0%{?rhel} >= 8
 ExclusiveArch:  x86_64 ppc64le
@@ -38,8 +40,9 @@ BuildRequires:  freetype-devel
 BuildRequires:  giflib-devel
 BuildRequires:  glew-devel
 BuildRequires:  hdf5-devel
-BuildRequires:  ilmbase-devel
 BuildRequires:  jasper-devel
+# Only available on RPM Fusion
+#BuildRequires:  libheif-devel
 BuildRequires:  libjpeg-turbo-devel
 BuildRequires:  libpng-devel
 BuildRequires:  LibRaw-devel
@@ -56,6 +59,7 @@ BuildRequires:  openjpeg2-devel
 BuildRequires:  openssl-devel
 BuildRequires:  openvdb-devel
 BuildRequires:  pugixml-devel
+BuildRequires:  ptex-devel
 BuildRequires:  pybind11-devel
 BuildRequires:  python3-devel
 BuildRequires:  qt5-qtbase-devel
@@ -66,9 +70,7 @@ BuildRequires:  zlib-devel
 # WARNING: OpenColorIO and OpenImageIO are cross dependent.
 # If an ABI incompatible update is done in one, the other also needs to be
 # rebuilt.
-# Can't update OIIO to OCIO 2 since usd can't build with it yet.
 BuildRequires:  OpenColorIO-devel
-#BuildRequires:  opencolorio1-devel
 
 
 %description
@@ -125,7 +127,7 @@ Development files for package %{name}
 
 
 %prep
-%autosetup -p1 -n oiio-Release-%{version}
+%autosetup -p1 -n oiio-%{version}
 
 # Remove bundled pugixml
 rm -f src/include/OpenImageIO/pugixml.hpp \
@@ -150,6 +152,7 @@ mkdir build/linux && pushd build/linux
        -DCMAKE_SKIP_RPATH:BOOL=TRUE \
        -DPYTHON_VERSION=%{python3_version} \
        -DBUILD_DOCS:BOOL=TRUE \
+	   -DOIIO_BUILD_TESTS:BOOL=FALSE \
        -DINSTALL_DOCS:BOOL=FALSE \
        -DINSTALL_FONTS:BOOL=FALSE \
        -DUSE_EXTERNAL_PUGIXML:BOOL=TRUE \
@@ -200,11 +203,16 @@ cp -a src/doc/*.1 %{buildroot}%{_mandir}/man1
 %{_libdir}/libOpenImageIO_Util.so
 %{_libdir}/cmake/%{name}/*.cmake
 %{_libdir}/pkgconfig/%{name}.pc
-%{_datadir}/cmake/Modules/FindOpenImageIO.cmake
 %{_includedir}/%{name}/
 
 
 %changelog
+* Sun Oct 03 2021 Richard Shaw <hobbes1069@gmail.com> - 2.3.8.0-1
+- Update to 2.3.8.0.
+
+* Wed Sep 01 2021 Richard Shaw <hobbes1069@gmail.com> - 2.3.7.2-1
+- Update to 2.3.7.2.
+
 * Wed Sep 01 2021 Richard Shaw <hobbes1069@gmail.com> - 2.2.17.0-9
 - Rebuild for OpenImageIO 2.1.
 
diff --git a/sources b/sources
index bc8fc3e..06e4ca3 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (OpenImageIO-2.2.17.0.tar.gz) = f891a7a79124c4844cc59c01d58d3bdeca5b16b5ba3105f42984095c898f85fcf5cc5a5f4a849c32baca242164041b0960e8aa402771039723910440e4eecaf5
+SHA512 (OpenImageIO-2.3.7.2.tar.gz) = e815f3ff8622dc83c92fa30adda5c3b65c22359718c0e23e34d616ad89beb7d8d8aa446180a7c5ce1be3bb4884a5cfd9c06b0da18bf8d15ec55a487c60d1cd29