diff --git a/glm.spec b/glm.spec
index 401a9dc..8dbc1a3 100644
--- a/glm.spec
+++ b/glm.spec
@@ -1,5 +1,5 @@
 Name:          glm
-Version:       0.9.6.3
+Version:       0.9.7.1
 Release:       1mamba
 Summary:       A header only C++ mathematics library for graphics software based on the OpenGL Shading Language
 Group:         Development/Libraries
@@ -7,7 +7,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://glm.g-truc.net/
-Source:        https://downloads.sourceforge.net/project/ogl-math/glm-%{version}/glm-%{version}.zip
+Source:        https://github.com/g-truc/glm.git/%{version}/glm-%{version}.tar.bz2
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
 ## AUTOBUILDREQ-END
@@ -31,10 +31,16 @@ This project isn't limited to GLSL features. An extension system provides extend
 GLM ensures interoperability with third party libraries, SDKs and OpenGL; replacing advantageously the deprecated matrix functions. It is a good candidate for software rendering (Raytracing / Rasterisation), image processing, physic simulations and any context that requires a simple and convenient mathematics library.
 
 %prep
-%setup -q -n %{name}
+%setup -q
 
 %build
-%cmake -d build
+# % cmake macro has problems
+mkdir build
+cd build
+cmake .. \
+   -DCMAKE_INSTALL_PREFIX=%{_prefix} \
+   -DINCLUDE_INSTALL_DIR=%{_includedir}
+
 %make
 
 %install
@@ -56,9 +62,13 @@ GLM ensures interoperability with third party libraries, SDKs and OpenGL; replac
 %{_includedir}/glm/gtc/*
 %dir %{_includedir}/glm/gtx
 %{_includedir}/glm/gtx/*
-%{_libdir}/cmake/FindGLM.cmake
+%dir %{_libdir}/cmake/glm
+%{_libdir}/cmake/glm/glm*.cmake
 
 %changelog
+* Sat Oct 10 2015 Silvan Calarco <silvan.calarco@mambasoft.it> 0.9.7.1-1mamba
+- update to 0.9.7.1
+
 * Tue May 19 2015 Automatic Build System <autodist@mambasoft.it> 0.9.6.3-1mamba
 - automatic version update by autodist