diff --git a/automake.spec b/automake.spec
index 4f58cdb..2f97639 100644
--- a/automake.spec
+++ b/automake.spec
@@ -1,8 +1,8 @@
 %define majversion %(echo %version | cut -d. -f 1-2)
 
 Name:          automake
-Version:       1.16.3
-Release:       2mamba
+Version:       1.16.4
+Release:       1mamba
 Summary:       A GNU tool for automatically creating Makefiles
 Group:         Development/Tools
 Vendor:        openmamba
@@ -22,7 +22,6 @@ BuildRequires: gawk
 BuildRequires: texinfo
 Requires(post):%{__install_info}
 BuildArch:     noarch
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Automake is a tool for automatically generating Makefiles compliant with the GNU  Coding Standards.
@@ -75,6 +74,9 @@ exit 0
 #%doc doc/amhello-1.0.tar.gz
 
 %changelog
+* Tue Jul 27 2021 Automatic Build System <autodist@mambasoft.it> 1.16.4-1mamba
+- automatic version update by autodist
+
 * Wed Nov 25 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.16.3-2mamba
 - specfile fixes