diff --git a/libunistring.spec b/libunistring.spec
index e705676..39e4662 100644
--- a/libunistring.spec
+++ b/libunistring.spec
@@ -1,5 +1,5 @@
 Name:          libunistring
-Version:       0.9.10
+Version:       1.0
 Release:       1mamba
 Summary:       GNU LIBUNISTRING - Unicode string library
 Group:         System/Libraries
@@ -13,7 +13,6 @@ License:       GPL
 BuildRequires: glibc-devel
 ## AUTOBUILDREQ-END
 Requires(post): %{__install_info}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 This library provides functions for manipulating Unicode strings and for manipulating C strings according to the Unicode standard.
@@ -90,6 +89,9 @@ exit 0
 %doc %{_docdir}/libunistring
 
 %changelog
+* Wed Jan 05 2022 Automatic Build System <autodist@mambasoft.it> 1.0-1mamba
+- automatic version update by autodist
+
 * Wed Jun 06 2018 Automatic Build System <autodist@mambasoft.it> 0.9.10-1mamba
 - automatic version update by autodist