diff --git a/psutils.spec b/psutils.spec
index 42d22dd..c70bcbc 100644
--- a/psutils.spec
+++ b/psutils.spec
@@ -1,5 +1,5 @@
 Name:          psutils
-Version:       2.10
+Version:       3.3.4
 Release:       1mamba
 Summary:       PostScript Utilities
 Group:         Applications/Publishing
@@ -7,13 +7,16 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://github.com/rrthomas/psutils
-Source:        https://github.com/rrthomas/psutils/releases/download/v%{version}/psutils-%{version}.tar.gz
+Source:        https://github.com/rrthomas/psutils.git/v%{version}/psutils-%{version}.tar.bz2
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
-BuildRequires: libperl
-BuildRequires: perl-IPC-Run3
-BuildRequires: perl-devel
+BuildRequires: libpython311-devel
+BuildRequires: python3.11dist(puremagic)
+BuildRequires: python3.11dist(pypdf)
 ## AUTOBUILDREQ-END
+BuildRequires: python-argparse-manpage-py3
+BuildRequires: python-pytest-datafiles-py3
+BuildRequires: python-Wand-py3
 
 %description
 Utilities for manipulating PostScript documents, including page selection and rearrangement, resizing the page, arrangement into signatures for booklet printing, and page merging for n-up printing. 
@@ -25,13 +28,11 @@ Utilities include psbook, psselect, pstops, psnup, psresize, epsffit.
 %setup -q
 
 %build
-%configure
-
-%make
+CFLAGS="%{optflags}" %{__python3} -m build --no-isolation --wheel
 
 %install
-[ "%{buildroot}" != / ] && rm -rf %{buildroot}
-%makeinstall
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%{__python3} -m installer --destdir=%{buildroot} dist/*.whl
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf %{buildroot}
@@ -39,12 +40,17 @@ Utilities include psbook, psselect, pstops, psnup, psresize, epsffit.
 %files
 %defattr(-,root,root)
 %{_bindir}/*
-%dir %{_datadir}/psutils
-%{_datadir}/psutils/*
+%dir %{python3_sitelib}/pspdfutils-%{version}.dist-info
+%{python3_sitelib}/pspdfutils-%{version}.dist-info/*
+%dir %{python3_sitelib}/psutils
+%{python3_sitelib}/psutils/*
 %{_mandir}/man1/*
 %doc COPYING
 
 %changelog
+* Sun Aug 04 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 3.3.4-1mamba
+- update to 3.3.4
+
 * Tue Feb 28 2023 Automatic Build System <autodist@mambasoft.it> 2.10-1mamba
 - automatic version update by autodist