diff --git a/ostree.spec b/ostree.spec
index 5635868..162ef6f 100644
--- a/ostree.spec
+++ b/ostree.spec
@@ -1,5 +1,5 @@
 Name:          ostree
-Version:       2020.8
+Version:       2021.1
 Release:       1mamba
 Summary:       Operating system and container binary deployment and upgrades
 Group:         System/Management
@@ -46,7 +46,6 @@ BuildRequires: libz-devel
 BuildRequires: libzstd-devel
 ## AUTOBUILDREQ-END
 Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Operating system and container binary deployment and upgrades.
@@ -130,6 +129,9 @@ NOCONFIGURE=1 ./autogen.sh
 %doc README.md TODO
 
 %changelog
+* Thu Mar 25 2021 Automatic Build System <autodist@mambasoft.it> 2021.1-1mamba
+- automatic version update by autodist
+
 * Fri Dec 18 2020 Automatic Build System <autodist@mambasoft.it> 2020.8-1mamba
 - automatic version update by autodist