diff --git a/ksirk.spec b/ksirk.spec
index 5dc9bf1..f9d5bd0 100644
--- a/ksirk.spec
+++ b/ksirk.spec
@@ -1,5 +1,5 @@
 Name:          ksirk
-Version:       20.12.2
+Version:       20.12.3
 Release:       1mamba
 Summary:       World Domination Strategy Game
 Group:         Graphical Desktop/Applications/Games
@@ -21,7 +21,6 @@ BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: automoc4
 BuildRequires: cmake
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 World Domination Strategy Game.
@@ -94,6 +93,9 @@ exit 0
 %doc AUTHORS COPYING COPYING.DOC COPYING.LIB
 
 %changelog
+* Fri Mar 05 2021 Automatic Build System <autodist@mambasoft.it> 20.12.3-1mamba
+- automatic version update by autodist
+
 * Fri Feb 05 2021 Automatic Build System <autodist@mambasoft.it> 20.12.2-1mamba
 - automatic version update by autodist