diff --git a/kmag.spec b/kmag.spec
index c44dfd0..c271ba7 100644
--- a/kmag.spec
+++ b/kmag.spec
@@ -1,5 +1,5 @@
 Name:          kmag
-Version:       20.12.2
+Version:       20.12.3
 Release:       1mamba
 Summary:       KDE Screen Magnifier
 Group:         Graphical Desktop/Applications/Accessibility
@@ -18,7 +18,6 @@ BuildRequires: libstdc++6-devel
 BuildRequires: automoc4
 BuildRequires: cmake
 Requires:      kdelibs%{?_kde4_version: >= %{_kde4_version}}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 KDE Screen Magnifier
@@ -76,6 +75,9 @@ exit 0
 %doc AUTHORS COPYING
 
 %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