diff --git a/coin.spec b/coin.spec
index 4f726c5..9ab3278 100644
--- a/coin.spec
+++ b/coin.spec
@@ -1,13 +1,13 @@
 Name:          coin
-Version:       4.0.0
-Release:       2mamba
+Version:       4.0.1
+Release:       1mamba
 Summary:       An OpenGL-based, 3D graphics library
 Group:         Development/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:      Ercole 'ercolinux' Carpanetto <ercole69@gmail.com>
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://github.com/coin3d/coin/wiki
-Source:		   https://github.com/coin3d/coin/archive/Coin-%{version}.zip
+Source:		   https://github.com/coin3d/coin/releases/download/v%{version}/coin-%{version}-src.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -44,7 +44,7 @@ This package contains libraries and header files for developing applications tha
 %debug_package
 
 %prep
-%setup -q -n coin-Coin-%{version}
+%setup -q -n coin
 sed -i "s,| arm-\*  |,| aarch64-\* | arm-\*  |," cfg/config.sub
 
 %build
@@ -65,13 +65,13 @@ sed -i "s,| arm-\*  |,| aarch64-\* | arm-\*  |," cfg/config.sub
 
 %files
 %defattr(-,root,root)
-%{_datadir}/Coin/conf/coin-default.cfg
-%{_datadir}/Coin/scxml/navigation/*.xml
 %dir %{_datadir}/Coin
+%dir %{_datadir}/Coin/conf
+%{_datadir}/Coin/conf/coin-default.cfg
 %dir %{_datadir}/Coin/draggerDefaults
 %{_datadir}/Coin/draggerDefaults/*
 %dir %{_datadir}/Coin/scxml
-%{_datadir}/Coin/scxml/navigation
+%dir %{_datadir}/Coin/scxml/navigation
 %{_datadir}/Coin/scxml/navigation/*
 %dir %{_datadir}/Coin/shaders
 %dir %{_datadir}/Coin/shaders/lights
@@ -90,13 +90,15 @@ sed -i "s,| arm-\*  |,| aarch64-\* | arm-\*  |," cfg/config.sub
 %{_includedir}/*.h
 %dir %{_includedir}/Inventor
 %{_includedir}/Inventor/*
-%{_libdir}/libCoin.la
 %{_libdir}/libCoin.so
 %{_datadir}/aclocal/coin.m4
 %{_mandir}/man1/coin-config.1*
 %{_libdir}/pkgconfig/Coin.pc
 
 %changelog
+* Wed Nov 22 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.1-1mamba
+- update to 4.0.1
+
 * Tue Jun 22 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.0-2mamba
 - specfile fixes