diff --git a/k3b.spec b/k3b.spec
index a204444..af05bb7 100644
--- a/k3b.spec
+++ b/k3b.spec
@@ -1,7 +1,7 @@
 %define        dirver %(echo %version | sed "s,alpha.*,,;s,rc.*,,")
 %define        pkgver %(echo %version | sed "s|[a-z]||")
 Name:          k3b
-Version:       20.12.2
+Version:       20.12.3
 Release:       1mamba
 Summary:       The CD/DVD/Blu-Ray Creator for KDE
 License:       GPL
@@ -98,7 +98,6 @@ Obsoletes:     k3b-i18n-pt
 Obsoletes:     k3b-i18n-pt_BR
 Obsoletes:     k3b-i18n-sv
 Obsoletes:     k3b-i18n-uk
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 K3b is a highly usable and very userfriendly cd writing program. 
@@ -223,6 +222,9 @@ exit 0
 %doc ChangeLog
 
 %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