diff --git a/README.md b/README.md
index 1dbc861..ab5e8a5 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # nginx-mod-dav-ext
 
+nginx module for WebDAV PROPFIND,OPTIONS,LOCK,UNLOCK support.
+
diff --git a/nginx-mod-dav-ext.spec b/nginx-mod-dav-ext.spec
new file mode 100644
index 0000000..6272249
--- /dev/null
+++ b/nginx-mod-dav-ext.spec
@@ -0,0 +1,67 @@
+%define nginx_version 1.22.0
+Name:          nginx-mod-dav-ext
+Version:       3.0.0
+Release:       2mamba
+Summary:       nginx module for WebDAV PROPFIND,OPTIONS,LOCK,UNLOCK support
+Group:         System/Servers
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/arut/nginx-dav-ext-module/
+Source:        https://github.com/arut/nginx-dav-ext-module.git/v%{version}/nginx-dav-ext-module-%{version}.tar.bz2
+Source1:       https://github.com/nginx/nginx.git/release-%{nginx_version}/nginx-%{nginx_version}.tar.bz2
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libxml2-devel
+BuildRequires: libxslt-devel
+## AUTOBUILDREQ-END
+Requires:      nginx = %{nginx_version}
+
+%description
+nginx module for WebDAV PROPFIND,OPTIONS,LOCK,UNLOCK support.
+
+%debug_package
+
+%prep
+%setup -q -c -n nginx-dav-ext-module-%{version} -a0 -a1
+mv nginx-dav-ext-module-%{version} nginx-dav-ext-module
+
+%build
+cd nginx-%{nginx_version}
+auto/configure \
+   --modules-path=%{_libdir}/nginx/modules \
+   --with-compat \
+   --with-http_dav_module \
+   --add-dynamic-module="../nginx-dav-ext-module"
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+cd nginx-%{nginx_version}/objs
+for mod in ngx_*.so; do
+  install -D -m0755 $mod %{buildroot}%{_libdir}/nginx/modules/$mod
+done
+
+mkdir -p %{buildroot}%{_sysconfdir}/nginx/modules-available
+cat > %{buildroot}%{_sysconfdir}/nginx/modules-available/mod-http-dav-ext.conf << _EOF
+load_module %{_libdir}/nginx/modules/ngx_http_dav_ext_module.so;
+_EOF
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_sysconfdir}/nginx/modules-available/mod-http-dav-ext.conf
+%{_libdir}/nginx/modules/ngx_http_dav_ext_module.so
+%doc nginx-dav-ext-module/LICENSE
+
+%changelog
+* Fri Jun 10 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 3.0.0-2mamba
+- add configuration file in /etc/nginx/modules-available; install module below %{_libdir}/nginx/modules
+
+* Fri Jun 10 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 3.0.0-1mamba
+- package created using the webbuild interface