diff --git a/OpenImageIO.spec b/OpenImageIO.spec
index 11c87b3..23d05b3 100644
--- a/OpenImageIO.spec
+++ b/OpenImageIO.spec
@@ -3,36 +3,25 @@ Version:        1.8.8
 Release:        1%{?dist}
 Summary:        Library for reading and writing images
 
-Group:          Development/Libraries
 License:        BSD
 URL:            https://sites.google.com/site/openimageio/home
-
-Source0:        https://github.com/%{name}/oiio/archive/Release-%{version}.tar.gz#/%{name}-%{version}.tar.gz
+Source0:        https://github.com/%{name}/oiio/archive/Release-%{version}/%{name}-%{version}.tar.gz
 # Images for test suite
 #Source1:        oiio-images.tar.gz
 
 Patch0:         OpenImageIO-man.patch
-Patch1:         OpenImageIO-dcmtk.patch
-Patch2:         OpenImageIO-as_needed.patch
-Patch3:         OpenImageIO-GLES.patch
 
 BuildRequires:  cmake gcc-c++
 BuildRequires:  txt2man
 BuildRequires:  qt5-devel
-%if 0%{?rhel} && 0%{?rhel} < 7
-BuildRequires:  boost148-devel
-%else
 BuildRequires:  boost-devel
-%endif
 BuildRequires:  glew-devel
 BuildRequires:  OpenEXR-devel ilmbase-devel
 BuildRequires:  python2-devel
 BuildRequires:  libpng-devel libtiff-devel libjpeg-turbo-devel openjpeg2-devel
 BuildRequires:  giflib-devel
-%if ! 0%{?rhel}
 BuildRequires:  libwebp-devel
 BuildRequires:  Field3D-devel
-%endif
 BuildRequires:  hdf5-devel
 BuildRequires:  dcmtk-devel
 BuildRequires:  zlib-devel
@@ -47,12 +36,6 @@ BuildRequires:  openssl-devel
 # rebuilt.
 BuildRequires:  OpenColorIO-devel
 
-# We don't want to provide private python extension libs
-%{?filter_setup:
-%filter_provides_in %{python2_sitearch}/.*\.so$ 
-%filter_setup
-}
-
 
 %description
 OpenImageIO is a library for reading and writing images, and a bunch of related
@@ -67,9 +50,9 @@ classes, utilities, and applications. Main features include:
 
 
 %package -n python2-openimageio
-%{?python_provide:%python_provide python2-openimageio}
 Summary:        Python 2 bindings for %{name}
 Requires:       %{name}%{?_isa} = %{version}-%{release}
+%{?python_provide:%python_provide python2-%{srcname}}
 
 %description -n python2-openimageio
 Python bindings for %{name}.
@@ -95,7 +78,6 @@ with any formats for which plugins are available).
 
 %package devel
 Summary:        Documentation for %{name}
-Group:          Development/Libraries
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 
 %description devel
@@ -117,10 +99,6 @@ rm -rf src/include/tbb
 #rm -rf ../oiio-images && mkdir ../oiio-images && pushd ../oiio-images
 #tar --strip-components=1 -xzf %{SOURCE1}
 
-# Do not override -std= !!!
-sed -i \
--e 's,^\([ ]\+add_definitions.*-std=c++1.*\)$,# \1,' \
-CMakeLists.txt
 
 %build
 rm -rf build/linux && mkdir -p build/linux && pushd build/linux
@@ -136,15 +114,9 @@ rm -rf build/linux && mkdir -p build/linux && pushd build/linux
        -DUSE_EXTERNAL_PUGIXML:BOOL=TRUE \
        -DUSE_OPENSSL:BOOL=TRUE \
        -DSTOP_ON_WARNING:BOOL=FALSE \
-%if 0%{?fedora} >= 26
        -DUSE_CPP:STRING=14 \
-%endif
 %ifarch ppc ppc64
        -DNOTHREADS:BOOL=FALSE \
-%endif
-%if 0%{?rhel} && 0%{?rhel} < 7
-       -DBOOST_INCLUDEDIR=%{_includedir}/boost148 \
-       -DBOOST_LIBRARYDIR=%{_libdir}/boost148 \
 %endif
        -DJPEG_INCLUDE_DIR=%{_includedir} \
        -DOPENJPEG_INCLUDE_DIR=$(pkgconf --variable=includedir libopenjp2) \
@@ -163,10 +135,6 @@ mkdir -p %{buildroot}%{_mandir}/man1
 cp -a src/doc/*.1 %{buildroot}%{_mandir}/man1
 
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
-
-
 %check
 # Not all tests pass on linux
 #pushd build/linux && make test