diff --git a/README.md b/README.md
index 009acd5..ffa2876 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,3 @@
 # playonlinux
 
 is a piece of software which allows you to easily install and use numerous games and apps designed to run with Microsoft® Windows®.
-
diff --git a/playonlinux.spec b/playonlinux.spec
index ef74ea6..49e4540 100644
--- a/playonlinux.spec
+++ b/playonlinux.spec
@@ -1,84 +1,88 @@
-%define 	   oname PlayOnLinux
 Name:          playonlinux
-Version:       4.3.4
-Release:       1mamba
+Version:       4.4
+Release:       3mamba
 Summary:       Play your Windows games on Linux
 Group:         Graphical Desktop/Applications/Games
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://www.playonlinux.com/en
-Source:        http://www.playonlinux.com/script_files/PlayOnLinux/%{version}/PlayOnLinux_%{version}.tar.gz
+URL:           https://www.playonlinux.com/en
+Source:        https://github.com/PlayOnLinux/POL-POM-4.git/%{version}/POL-POM-4-%{version}.tar.bz2
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libX11-devel
+BuildRequires: libglvnd-devel
 ## AUTOBUILDREQ-END
-Requires:	wxPython
-Requires:	ImageMagick
-Requires:	wget
-Requires:	gettext
-Requires:	unzip
-Requires:	cabextract
-Requires:	xz
-Requires:   p7zip
-Requires:	xterm
-Requires: 	/usr/bin/nc
+Requires:      python-wxPython-py3
+Requires:      python-natsort-py3
+Requires:      jq
+Requires:	   ImageMagick
+Requires:	   wget
+Requires:	   gettext
+Requires:	   unzip
+Requires:	   cabextract
+Requires:	   xz
+Requires:      p7zip
+Requires:	   xterm
+Requires: 	   /usr/bin/nc
 #% ifarch x86_64
 #Requires:	wine.i586
 #% else
-Requires:	wine
+Requires:	   wine
 #% endif
-Requires:   icoutils
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+Requires:      icoutils
 
 %description
 is a piece of software which allows you to easily install and use numerous games and apps designed to run with Microsoft® Windows®.
 
-%debug_package
+#% debug_package
 
 %prep
-%setup -q -n playonlinux
+%setup -q -n POL-POM-4-%{version}
 
 %build
+%make
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-mkdir -p %{buildroot}%{_bindir}/
-mkdir -p %{buildroot}%{_sysconfdir}/%{name}
-mkdir -p %{buildroot}%{_datadir}/%{name}
-mkdir -p %{buildroot}%{_datadir}/desktop-directories
-mkdir -p %{buildroot}%{_datadir}/applications
-mkdir -p %{buildroot}%{_datadir}/pixmaps
+%makeinstall
 
-cat > %{buildroot}%{_bindir}/playonlinux << EOF
-#!/bin/sh
-cd %{_datadir}/playonlinux
-./playonlinux "\$@"
-cd /
-EOF
-chmod +x %{buildroot}%{_bindir}/playonlinux
+install -d -m0755 %{buildroot}%{_sysconfdir}
+#mv %{buildroot}%{_datadir}/%{name}/etc %{buildroot}%{_sysconfdir}/%{name}
+#ln -s ../../../etc/%{name} %{buildroot}%{_datadir}/%{name}/etc
 
-cp -a * %{buildroot}%{_datadir}/%{name}
-cp etc/PlayOnLinux.desktop %{buildroot}%{_datadir}/applications/%{oname}.desktop
-cp  %{buildroot}%{_datadir}/%{name}/etc/%{name}.png %{buildroot}%{_datadir}/pixmaps/%{name}.png
-cp %{buildroot}%{_datadir}/%{name}/etc/PlayOnLinux.directory %{buildroot}%{_datadir}/desktop-directories/%{oname}.directory
-cp -rf etc/* %{buildroot}%{_sysconfdir}/%{name}/
+%find_lang pol
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%files
+%files -f pol.lang
 %defattr(-,root,root)
-%dir %{_sysconfdir}/%{name}
-%{_sysconfdir}/%{name}/*
+#%dir %{_sysconfdir}/%{name}
+#%{_sysconfdir}/%{name}/*
 %{_bindir}/%{name}
+%{_bindir}/playonlinux-pkg
+%{_prefix}/libexec/playonlinux-check_dd
+%{_datadir}/appdata/PlayOnLinux.appdata.xml
+%{_datadir}/applications/PlayOnLinux.desktop
+%{_datadir}/pixmaps/playonlinux*.png
 %dir %{_datadir}/%{name}
 %{_datadir}/%{name}/*
-%{_datadir}/applications/%{oname}.desktop
-%{_datadir}/pixmaps/%{name}.png
-%{_datadir}/desktop-directories/%{oname}.directory
+%{_mandir}/man1/playonlinux-pkg.1*
+%{_mandir}/man1/playonlinux.1*
 %doc LICENCE
 
 %changelog
+* Mon Jan 10 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 4.4-3mamba
+- added needed requirements
+
+* Tue Apr 20 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 4.4-2mamba
+- don't move internal etc dir to sysconfdir (upgrade problem and may not be useful)
+
+* Sun Apr 18 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 4.4-1mamba
+- update to 4.4
+
 * Fri Dec 28 2018 Automatic Build System <autodist@mambasoft.it> 4.3.4-1mamba
 - automatic version update by autodist