diff --git a/marble.spec b/marble.spec
index 211eea2..58dc43e 100644
--- a/marble.spec
+++ b/marble.spec
@@ -1,5 +1,5 @@
 Name:          marble
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       A free open source geographical map program
 Group:         Graphical Desktop/Applications/Educational
@@ -186,6 +186,9 @@ exit 0
 %doc docs/*
 
 %changelog
+* Fri Dec 10 2021 Automatic Build System <autodist@mambasoft.it> 21.12.0-1mamba
+- automatic version update by autodist
+
 * Fri Nov 05 2021 Automatic Build System <autodist@mambasoft.it> 21.08.3-1mamba
 - automatic version update by autodist