diff --git a/step.spec b/step.spec
index 995efac..5c336f6 100644
--- a/step.spec
+++ b/step.spec
@@ -1,5 +1,5 @@
 Name:          step
-Version:       21.08.2
+Version:       21.08.3
 Release:       1mamba
 Summary:       Interactive Physical Simulator
 Group:         Graphical Desktop/Applications/Educational
@@ -122,6 +122,9 @@ exit 0
 #ChangeLog README TODO
 
 %changelog
+* Fri Nov 05 2021 Automatic Build System <autodist@mambasoft.it> 21.08.3-1mamba
+- automatic version update by autodist
+
 * Sun Oct 10 2021 Automatic Build System <autodist@mambasoft.it> 21.08.2-1mamba
 - automatic version update by autodist