diff --git a/libcomps.spec b/libcomps.spec
index 18d310f..bd6b3f6 100644
--- a/libcomps.spec
+++ b/libcomps.spec
@@ -1,6 +1,6 @@
 Name:          libcomps
 Version:       0.1.20
-Release:       1mamba
+Release:       2mamba
 Summary:       Alternative for yum.comps library written in pure C with Python bindings
 Group:         System/Libraries
 Vendor:        openmamba
@@ -12,7 +12,8 @@ License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libexpat-devel
-BuildRequires: libpython310-devel
+BuildRequires: libpython3-devel
+BuildRequires: libpython311-devel
 BuildRequires: libxml2-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
@@ -28,13 +29,13 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 %description devel
 This package contains libraries and header files for developing applications that use %{name}.
 
-%package -n python-libcomps-py310
+%package -n python-libcomps-py3
 Group:         System/Libraries/Python
 Summary:       Python 3 bindings to %{name}
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
-Obsoletes:     python-libcomps-py3 < 0.1.19-2mamba
+Obsoletes:     python-libcomps-py310 <= 0.1.20-1mamba
 
-%description -n python-libcomps-py310
+%description -n python-libcomps-py3
 This package contains the python 3 bindings to %{name}.
 
 %debug_package
@@ -45,7 +46,7 @@ This package contains the python 3 bindings to %{name}.
 %build
 cd libcomps
 %cmake -d build \
-   -DPYTHON_EXECUTABLE=%{__python310}
+   -DPYTHON_EXECUTABLE=%{__python3}
 
 %make
 
@@ -64,11 +65,11 @@ cd libcomps
 %{_libdir}/libcomps.so.*
 %doc COPYING
 
-%files -n python-libcomps-py310
+%files -n python-libcomps-py3
 %defattr(-,root,root)
-%{python310_sitearch}/libcomps-*.egg-info
-%dir %{python310_sitearch}/libcomps
-%{python310_sitearch}/libcomps/*
+%{python3_sitearch}/libcomps-*.egg-info
+%dir %{python3_sitearch}/libcomps
+%{python3_sitearch}/libcomps/*
 
 %files devel
 %defattr(-,root,root)
@@ -79,6 +80,9 @@ cd libcomps
 %doc README.md
 
 %changelog
+* Thu Jan 11 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 0.1.20-2mamba
+- rebuilt with python3; obsolete python-libcomps-py310
+
 * Fri Oct 06 2023 Automatic Build System <autodist@mambasoft.it> 0.1.20-1mamba
 - automatic version update by autodist