diff --git a/bzrtp.spec b/bzrtp.spec
index d98d668..7cf0f3a 100644
--- a/bzrtp.spec
+++ b/bzrtp.spec
@@ -1,5 +1,5 @@
 Name:          bzrtp
-Version:       5.2.112
+Version:       5.3.6
 Release:       1mamba
 Summary:       An opensource implementation of ZRTP keys exchange protocol
 Group:         System/Libraries
@@ -7,7 +7,8 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://github.com/linphone/bzrtp
-Source:        https://github.com/BelledonneCommunications/bzrtp.git/%{version}/bzrtp-%{version}.tar.bz2
+Source:        https://gitlab.linphone.org/BC/public/bzrtp.git/%{version}/bzrtp-%{version}.tar.bz2
+#Source:        https://github.com/BelledonneCommunications/bzrtp.git/%{version}/bzrtp-%{version}.tar.bz2
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -15,7 +16,6 @@ BuildRequires: libbctoolbox-devel
 BuildRequires: libgcc
 BuildRequires: libsqlite-devel
 BuildRequires: libstdc++6-devel
-BuildRequires: libxml2-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
 Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
@@ -57,8 +57,8 @@ This package contains libraries and header files for developing applications tha
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %cmake_install
 
-install -d -m0755 %{buildroot}%{_libdir}/cmake
-mv %{buildroot}%{_datadir}/bzrtp/cmake %{buildroot}%{_libdir}/cmake/bzrtp
+#install -d -m0755 %{buildroot}%{_libdir}/cmake
+#mv %{buildroot}%{_datadir}/bzrtp/cmake %{buildroot}%{_libdir}/cmake/bzrtp
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -76,11 +76,14 @@ mv %{buildroot}%{_datadir}/bzrtp/cmake %{buildroot}%{_libdir}/cmake/bzrtp
 %dir %{_includedir}/bzrtp
 %{_includedir}/bzrtp/bzrtp.h
 %{_libdir}/libbzrtp.so
-%dir %{_libdir}/cmake/bzrtp
-%{_libdir}/cmake/bzrtp/bzrtp*.cmake
+%dir %{_datadir}/BZRTP/cmake
+%{_datadir}/BZRTP/cmake/BZRTP*.cmake
 %doc README.md
 
 %changelog
+* Thu Jan 04 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 5.3.6-1mamba
+- update to 5.3.6
+
 * Mon Dec 18 2023 Automatic Build System <autodist@mambasoft.it> 5.2.112-1mamba
 - automatic version update by autodist