diff --git a/libkomparediff2.spec b/libkomparediff2.spec
index ee3319c..69696c8 100644
--- a/libkomparediff2.spec
+++ b/libkomparediff2.spec
@@ -1,5 +1,5 @@
 Name:          libkomparediff2
-Version:       20.12.2
+Version:       20.12.3
 Release:       1mamba
 Summary:       KDE4 komparediff2 library
 Group:         System/Libraries
@@ -19,7 +19,6 @@ BuildRequires: libstdc++6-devel
 BuildRequires: automoc4
 BuildRequires: cmake
 Requires:      kdelibs%{?_kde4_version: >= %{_kde4_version}}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 KDE4 komparediff2 library.
@@ -78,6 +77,9 @@ exit 0
 %{_kde5_libdir}/libkomparediff2.so
 
 %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