diff --git a/mailutils.spec b/mailutils.spec
index ce1cff5..199f209 100644
--- a/mailutils.spec
+++ b/mailutils.spec
@@ -1,5 +1,5 @@
 Name:          mailutils
-Version:       3.15
+Version:       3.16
 Release:       1mamba
 Summary:       A swiss army knife of electronic mail handling
 Group:         System/Tools
@@ -7,41 +7,29 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://mailutils.org/
-#Source:        http://alpha.gnu.org/gnu/mailutils/mailutils-%{version}.tar.xz
 Source:        ftp://ftp.gnu.org/gnu/mailutils/mailutils-%{version}.tar.xz
 Patch0:        mailutils-2.2-gcc-4.8.patch
 Patch1:        mailutils-2.99.99-libguile-2.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libaudit-devel
-BuildRequires: libcap-ng-devel
 BuildRequires: libdb53-devel
 BuildRequires: libe2fs-devel
-BuildRequires: libffi-devel
 BuildRequires: libfribidi-devel
 BuildRequires: libgc-devel
 BuildRequires: libgdbm-devel
-BuildRequires: libgmp-devel
 BuildRequires: libgnutls-devel
 BuildRequires: libgsasl-devel
 BuildRequires: libgss-devel
 BuildRequires: libguile-devel
-BuildRequires: libidn-devel
 BuildRequires: libkrb5-devel
 BuildRequires: libltdl-devel
 BuildRequires: libncurses-devel
-BuildRequires: libnettle-devel
 BuildRequires: libnsl-devel
-BuildRequires: libntlm-devel
 BuildRequires: libopenldap-devel
-BuildRequires: libopenssl-devel
-BuildRequires: libp11-kit-devel
 BuildRequires: libpam-devel
 BuildRequires: libpython3-devel
 BuildRequires: libreadline-devel
-BuildRequires: libsasl2-devel
-BuildRequires: libtasn1-devel
 BuildRequires: libtirpc-devel
 BuildRequires: libunistring-devel
 BuildRequires: libwrap-devel
@@ -105,14 +93,12 @@ Python bindings to %{name}.
 %postun -n lib%{name} -p /sbin/ldconfig
 
 %post -n lib%{name}-devel
-## modify the infopage name as required
 %install_info %{name}.info
-exit 0
+:
 
 %preun -n lib%{name}-devel
-## modify the infopage name as required
 %uninstall_info %{name}.info
-exit 0
+:
 
 %files -f %{name}.lang
 %defattr(-,root,root)
@@ -163,7 +149,6 @@ exit 0
 %{_libdir}/libguile-mailutils-v-*.so
 %dir %{_libdir}/mailutils
 %{_libdir}/mailutils/*.a
-%{_libdir}/mailutils/*.la
 %{_libdir}/mailutils/*.so
 %dir %{_libexecdir}/mailutils
 %{_libexecdir}/mailutils/mailutils-*
@@ -174,13 +159,10 @@ exit 0
 %dir %{_includedir}/mailutils
 %{_includedir}/mailutils/*
 %{_libdir}/libmailutils.a
-%{_libdir}/libmailutils.la
 %{_libdir}/libmailutils.so
 %{_libdir}/libmuaux.a
-%{_libdir}/libmuaux.la
 %{_libdir}/libmuaux.so
 %{_libdir}/libmu_*.a
-%{_libdir}/libmu_*.la
 %{_libdir}/libmu_*.so
 %doc ChangeLog NEWS README TODO
 
@@ -192,6 +174,9 @@ exit 0
 %{python3_sitearch}/mailutils/*
 
 %changelog
+* Thu May 04 2023 Automatic Build System <autodist@mambasoft.it> 3.16-1mamba
+- automatic version update by autodist
+
 * Mon Apr 18 2022 Automatic Build System <autodist@mambasoft.it> 3.15-1mamba
 - automatic version update by autodist