diff --git a/python-pyls-spyder.spec b/python-pyls-spyder.spec
index b96713c..0aa78ba 100644
--- a/python-pyls-spyder.spec
+++ b/python-pyls-spyder.spec
@@ -1,7 +1,7 @@
 %define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-pyls-spyder
 Version:       0.4.0
-Release:       3mamba
+Release:       4mamba
 Summary:       Spyder extensions for the python-lsp-server
 Group:         System/Libraries
 Vendor:        openmamba
@@ -20,6 +20,10 @@ BuildRequires: python3-devel >= 3.11.5-3mamba
 %{summary}.
 
 %if 0%{?with_pyver}
+%if "0%{?with_pyver}" == "03"
+%define py_requires_append \
+Obsoletes:     python-pyls-spyder-py310 <= 0.4.0-3mamba
+%endif
 %pyver_package
 %endif
 
@@ -47,6 +51,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %doc LICENSE
 
 %changelog
+* Sun Mar 24 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 0.4.0-4mamba
+- obsolete python-pyls-spyder-py310
+
 * Wed Sep 27 2023 Automatic Build System <autodist@mambasoft.it> 0.4.0-3mamba
 - rebuilt by autoport with build requirements: python3-devel>=3.11.5-3mamba