diff --git a/python-scikit_build.spec b/python-scikit_build.spec
index aa01f36..06b57cf 100644
--- a/python-scikit_build.spec
+++ b/python-scikit_build.spec
@@ -1,7 +1,7 @@
 %define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-scikit_build
 Version:       0.17.6
-Release:       2mamba
+Release:       3mamba
 Summary:       Improved build system generator for Python C/C++/Fortran/Cython extensions
 Group:         System/Libraries
 Vendor:        openmamba
@@ -23,6 +23,10 @@ BuildRequires: libpython3-devel >= 3.11.5
 %{summary}.
 
 %if 0%{?with_pyver}
+%if "0%{?with_pyver}" == "03"
+%define py_requires_append \
+Obsoletes:     python-scikit_build-py310 <= 0.17.6-2mamba
+%endif
 %pyver_package
 %endif
 
@@ -52,6 +56,9 @@ CFLAGS="%{optflags}" %{__python} -m build --no-isolation --wheel
 %doc LICENSE
 
 %changelog
+* Sun Mar 24 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 0.17.6-3mamba
+- obsolete python-scikit_build-py310
+
 * Sat Sep 30 2023 Automatic Build System <autodist@mambasoft.it> 0.17.6-2mamba
 - rebuilt with python3 = 3.11.5