diff --git a/libkeduvocdocument.spec b/libkeduvocdocument.spec
index 53f95f5..feb1379 100644
--- a/libkeduvocdocument.spec
+++ b/libkeduvocdocument.spec
@@ -1,5 +1,5 @@
 Name:          libkeduvocdocument
-Version:       20.12.2
+Version:       20.12.3
 Release:       1mamba
 Summary:       Class for reading from/writing to the KVTML format
 Group:         System/Libraries
@@ -23,7 +23,6 @@ BuildRequires: libstdc++6-devel
 ## AUTOBUILDREQ-END
 BuildRequires: automoc4
 BuildRequires: cmake
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Class for reading from/writing to the KVTML format.
@@ -76,6 +75,9 @@ exit 0
 %{_libdir}/cmake/libkeduvocdocument/LibKEduVocDocument*.cmake
 
 %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