diff --git a/python-msgpack.spec b/python-msgpack.spec
index 1323dcb..dd90e61 100644
--- a/python-msgpack.spec
+++ b/python-msgpack.spec
@@ -1,6 +1,6 @@
 Name:          python-msgpack
-Version:       1.0.3
-Release:       2mamba
+Version:       1.0.4
+Release:       1mamba
 Summary:       MessagePack is an efficient binary serialization format
 Group:         System/Libraries
 Vendor:        openmamba
@@ -47,6 +47,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %doc COPYING
 
 %changelog
+* Sat Jun 04 2022 Automatic Build System <autodist@mambasoft.it> 1.0.4-1mamba
+- automatic version update by autodist
+
 * Sun Apr 10 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.3-2mamba
 - rebuilt with python 3.10 and distdeps