diff --git a/autoconf.spec b/autoconf.spec
index fe63f02..b4a68f4 100644
--- a/autoconf.spec
+++ b/autoconf.spec
@@ -1,6 +1,6 @@
 Name:          autoconf
-Version:       2.69
-Release:       2mamba
+Version:       2.70
+Release:       1mamba
 Epoch:         1
 Summary:       A GNU tool for automatically configuring source code
 Group:         Development/Tools
@@ -70,6 +70,8 @@ exit 0
 %{_datadir}/autoconf/autom4te.cfg
 %{_datadir}/autoconf/autoscan/*
 %{_datadir}/autoconf/autotest/*
+%dir %{_datadir}/autoconf/build-aux
+%{_datadir}/autoconf/build-aux/*
 %{_datadir}/autoconf/m4sugar/*
 %{_datadir}/emacs/site-lisp/*
 %{_infodir}/autoconf.*
@@ -78,6 +80,9 @@ exit 0
 #ChangeLog BUGS NEWS README THANKS TODO
 
 %changelog
+* Wed Dec 09 2020 Automatic Build System <autodist@mambasoft.it> 2.70-1mamba
+- automatic version update by autodist
+
 * Wed Nov 25 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.69-2mamba
 - rebuilt with specfile fixes