diff --git a/step.spec b/step.spec
index 3b9de08..86d92b0 100644
--- a/step.spec
+++ b/step.spec
@@ -1,6 +1,6 @@
 Name:          step
-Version:       21.04.3
-Release:       2mamba
+Version:       21.08.0
+Release:       1mamba
 Summary:       Interactive Physical Simulator
 Group:         Graphical Desktop/Applications/Educational
 Vendor:        openmamba
@@ -121,6 +121,9 @@ exit 0
 #ChangeLog README TODO
 
 %changelog
+* Mon Aug 16 2021 Automatic Build System <autodist@mambasoft.it> 21.08.0-1mamba
+- automatic version update by autodist
+
 * Sun Aug 01 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 21.04.3-2mamba
 - rebuilt by autoport with build requirements: libqalculate-devel>=3.20.1-1mamba