diff --git a/libopal.spec b/libopal.spec
index f9b98cf..c919a26 100644
--- a/libopal.spec
+++ b/libopal.spec
@@ -1,9 +1,11 @@
 #%define        ekiga_ver 3.0.1
+%define        gitver   %(echo %version | cut -d. -f 1-2 | tr . _)
 %define        majver   %(echo %version | cut -d. -f 1-2)
+%define        maj3ver   %(echo %version | cut -d. -f 1-3)
 %define        MINver   %(echo %version | cut -d. -f 2-3)
 %define        dirname %20Procyon/Release%20Candidate
 Name:          libopal
-Version:       3.16.0
+Version:       3.16.3.20170721git
 Release:       1mamba
 Summary:       Opal Library
 Group:         System/Libraries
@@ -11,7 +13,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.ekiga.org
-Source:        http://sourceforge.net/projects/opalvoip/files/V%{majver}%{dirname}/opal-%{version}.tar.bz2
+Source:        git://git.code.sf.net/p/opalvoip/opal/v%{gitver}/opal-%{version}.tar.bz2
 Patch0:        %{name}-3.6.1-noilbc.patch
 Patch1:        %{name}-3.6.2.patch
 Patch2:        %{name}-3.6.1-gcc44.patch
@@ -29,7 +31,7 @@ BuildRequires: libstdc++6-devel
 BuildRequires: libswresample-ffmpeg-devel
 BuildRequires: libtheora-devel
 BuildRequires: libvpx-devel
-BuildRequires: libx264-devel
+BuildRequires: libx264_120-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libpt-devel >= 2.%{MINver}
 BuildRequires: libspeex-devel
@@ -79,13 +81,13 @@ rm -f %{buildroot}%{_datadir}/opal/opal_inc.mak
 %files
 %defattr(-,root,root)
 %{_libdir}/libopal.so.*
-%dir %{_libdir}/opal-%{version}
-%dir %{_libdir}/opal-%{version}/codecs
-%dir %{_libdir}/opal-%{version}/codecs/audio
-%{_libdir}/opal-%{version}/codecs/audio/*_ptplugin.so
-%dir %{_libdir}/opal-%{version}/codecs/video
-%{_libdir}/opal-%{version}/codecs/video/h264_video_pwplugin_helper
-%{_libdir}/opal-%{version}/codecs/video/*_ptplugin.so
+%dir %{_libdir}/opal-%{maj3ver}
+%dir %{_libdir}/opal-%{maj3ver}/codecs
+%dir %{_libdir}/opal-%{maj3ver}/codecs/audio
+%{_libdir}/opal-%{maj3ver}/codecs/audio/*_ptplugin.so
+%dir %{_libdir}/opal-%{maj3ver}/codecs/video
+%{_libdir}/opal-%{maj3ver}/codecs/video/h264_video_pwplugin_helper
+%{_libdir}/opal-%{maj3ver}/codecs/video/*_ptplugin.so
 
 %files devel
 %defattr(-,root,root)
@@ -101,6 +103,9 @@ rm -f %{buildroot}%{_datadir}/opal/opal_inc.mak
 %{_libdir}/pkgconfig/opal.pc
 
 %changelog
+* Fri Jul 21 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 3.16.3.20170721git-1mamba
+- update to 3.16.3.20170721git
+
 * Sat Jan 16 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 3.16.0-1mamba
 - update to 3.16.0