diff --git a/python-sphinxcontrib-serializinghtml.spec b/python-sphinxcontrib-serializinghtml.spec
index 8f35677..01541de 100644
--- a/python-sphinxcontrib-serializinghtml.spec
+++ b/python-sphinxcontrib-serializinghtml.spec
@@ -1,6 +1,6 @@
 Name:          python-sphinxcontrib-serializinghtml
 Version:       1.1.5
-Release:       2mamba
+Release:       3mamba
 Summary:       A sphinx extension which outputs "serialized" HTML files (json and pickle)
 Group:         System/Libraries
 Vendor:        openmamba
@@ -46,6 +46,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %doc LICENSE
 
 %changelog
+* Thu Mar 09 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.1.5-3mamba
+- rebuilt with python 3.10
+
 * Tue Jun 01 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.1.5-2mamba
 - obsolete python-sphinxcontrib-serializinghtml