diff --git a/python-build.spec b/python-build.spec
index a84c399..8889a40 100644
--- a/python-build.spec
+++ b/python-build.spec
@@ -1,6 +1,6 @@
 %define pkgname %(echo %name | cut -d- -f2-)
 Name:          python-build
-Version:       0.10.0
+Version:       1.0.0
 Release:       1mamba
 Summary:       A simple, correct PEP517 package builder
 Group:         System/Libraries
@@ -52,6 +52,9 @@ done
 %doc LICENSE
 
 %changelog
+* Sat Sep 02 2023 Automatic Build System <autodist@mambasoft.it> 1.0.0-1mamba
+- automatic version update by autodist
+
 * Mon Mar 06 2023 Automatic Build System <autodist@mambasoft.it> 0.10.0-1mamba
 - automatic version update by autodist