diff --git a/python-msgpack.spec b/python-msgpack.spec
index 8aec1a2..90d20c1 100644
--- a/python-msgpack.spec
+++ b/python-msgpack.spec
@@ -1,5 +1,5 @@
 Name:          python-msgpack
-Version:       0.6.2
+Version:       1.0.0
 Release:       1mamba
 Summary:       MessagePack is an efficient binary serialization format
 Group:         System/Libraries
@@ -50,6 +50,9 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 # %doc README.rst
 
 %changelog
+* Tue Mar 31 2020 Automatic Build System <autodist@mambasoft.it> 1.0.0-1mamba
+- automatic version update by autodist
+
 * Thu Oct 10 2019 Automatic Build System <autodist@mambasoft.it> 0.6.2-1mamba
 - automatic version update by autodist