diff --git a/nvidia_340.spec b/nvidia_340.spec
index abb1e7b..5b70a6c 100644
--- a/nvidia_340.spec
+++ b/nvidia_340.spec
@@ -2,7 +2,7 @@
 Name:          nvidia_340
 Version:       340.108
 Epoch:         1
-Release:       8mamba
+Release:       9mamba
 Summary:       NVIDIA proprietary accelerated drivers for the Linux Kernel
 Group:         System/Kernel and Hardware
 Vendor:        openmamba
@@ -134,10 +134,10 @@ ln -s libglx.so.%{version} %{buildroot}%{_libdir}/nvidia/xorg/libglx.so.1
 ln -s libglx.so.%{version} %{buildroot}%{_libdir}/nvidia/xorg/libglx.so
 
 # EGL and OpenGL ES libraries
-install -D -m755 libGL.so.%{version} %{buildroot}%{_libdir}/libGL.so.%{version}
-install -D -m755 libEGL.so.%{version} %{buildroot}%{_libdir}/libEGL.so.%{version}
-install -D -m755 libGLESv1_CM.so.%{version} %{buildroot}%{_libdir}/libGLESv1_CM.so.%{version}
-install -D -m755 libGLESv2.so.%{version} %{buildroot}%{_libdir}/libGLESv2.so.%{version}
+install -D -m755 libGL.so.%{version} %{buildroot}%{_libdir}/nvidia/libGL.so.%{version}
+install -D -m755 libEGL.so.%{version} %{buildroot}%{_libdir}/nvidia/libEGL.so.%{version}
+install -D -m755 libGLESv1_CM.so.%{version} %{buildroot}%{_libdir}/nvidia/libGLESv1_CM.so.%{version}
+install -D -m755 libGLESv2.so.%{version} %{buildroot}%{_libdir}/nvidia/libGLESv2.so.%{version}
 
 # OpenGL core library
 install -D -m755 libnvidia-glcore.so.%{version} %{buildroot}%{_libdir}/libnvidia-glcore.so.%{version}
@@ -265,7 +265,7 @@ if [ $1 -eq 0 ]; then
 fi
 :
 
-%triggerpostun -n xorg-drv-video-%{name} -- xorg-drv-video-%{name} < 1:340.108-8mamba
+%triggerpostun -n xorg-drv-video-%{name} -- xorg-drv-video-%{name} < 1:340.108-9mamba
 # /bin and /sbin are removed during old filesystem postun
 # Fixes for removal of alternatives overwriting symlinks belonging to libglvnd
 [ "`readlink -f %{_libdir}/libGL.so.1`" = "%{_libdir}/libGL.so.340.108" ] && ln -sf libGL.so.1.7.0 %{_libdir}/libGL.so.1
@@ -282,10 +282,10 @@ fi
 %{_bindir}/nvidia-*
 %{_prefix}/lib/systemd/system/nvidia-persistenced.service
 %{_prefix}/lib/sysusers.d/nvidia.conf
-%{_libdir}/libEGL.so.*
-%{_libdir}/libGL.so.*
-%{_libdir}/libGLESv1_CM.so.*
-%{_libdir}/libGLESv2.so.*
+%{_libdir}/nvidia/libEGL.so.*
+%{_libdir}/nvidia/libGL.so.*
+%{_libdir}/nvidia/libGLESv1_CM.so.*
+%{_libdir}/nvidia/libGLESv2.so.*
 %{_libdir}/libcuda.so.*
 %{_libdir}/libnvcuvid.so.*
 %{_libdir}/libnvidia-*.so.*
@@ -311,6 +311,9 @@ fi
 %doc current/{NVIDIA_Changelog,README.txt} current/html
 
 %changelog
+* Sun Apr 25 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 340.108-9mamba
+- need to rename libGL etc. as libGL_nvidia or ldconfig will overwrite libglvnd library
+
 * Sun Apr 25 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 340.108-8mamba
 - fix for removal of alternatives overwriting symlinks belonging to libglvnd