diff --git a/openexr.spec b/openexr.spec
index dbfa6d2..c22a3ea 100644
--- a/openexr.spec
+++ b/openexr.spec
@@ -1,5 +1,5 @@
 Name:          openexr
-Version:       2.2.1
+Version:       2.3.0
 Release:       1mamba
 Summary:       A high dynamic-range (HDR) image file format for use in computer imaging applications.
 Group:         Applications/Graphics
@@ -7,7 +7,8 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.openexr.org
-Source:        http://download.savannah.nongnu.org/releases/openexr/openexr-%{version}.tar.gz
+Source:        https://github.com/openexr/openexr/releases/download/v%{version}/%{name}-%{version}.tar.gz
+#Source:        http://download.savannah.nongnu.org/releases/openexr/openexr-%{version}.tar.gz
 #https://github.com/downloads/openexr/openexr/openexr-%{version}.tar.gz
 Patch0:        %{name}-1.6.1-gcc43.patch
 Patch1:        %{name}-1.7.0-gcc45.patch
@@ -85,7 +86,7 @@ This package contains static libraries and header files need for development.
 %{_libdir}/libIlmImf.so.*
 %{_libdir}/libIlmImfUtil.so.*
 #%{_libdir}/libIlmImf-Imf_2_0.so.*
-%doc AUTHORS COPYING
+%doc AUTHORS LICENSE
 
 %files -n libopenexr-devel
 %defattr(-,root,root)
@@ -99,11 +100,14 @@ This package contains static libraries and header files need for development.
 %{_libdir}/libIlmImfUtil.a
 %{_libdir}/libIlmImfUtil.la
 %{_libdir}/libIlmImfUtil.so
-%dir %{_datadir}/doc/OpenEXR-%{version}
-%{_datadir}/doc/OpenEXR-%{version}/*
-%doc ChangeLog NEWS README
+%dir %{_datadir}/doc/openexr
+%{_datadir}/doc/openexr/*
+%doc ChangeLog NEWS README.md
 
 %changelog
+* Tue Sep 04 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 2.3.0-1mamba
+- update to 2.3.0
+
 * Mon Dec 18 2017 Automatic Build System <autodist@mambasoft.it> 2.2.1-1mamba
 - automatic update by autodist