diff --git a/tcllib.spec b/tcllib.spec
index 403c9de..02d726d 100644
--- a/tcllib.spec
+++ b/tcllib.spec
@@ -1,15 +1,18 @@
 %define        majver %(echo %version|cut -d. -f1-2)
+%define        pkgver %(echo %version | tr . _)
 Name:          tcllib
-Version:       1.16
-Release:       1mamba
+Version:       1.18
+Release:       2mamba
 Summary:       Library of utility modules for tcl
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://www.scriptics.com
-Source:        http://core.tcl.tk/tcllib/tarball/Tcllib-%{version}.tar.gz
+URL:           https://core.tcl.tk/tcllib
+Source:        https://github.com/tcltk/tcllib/archive/tcllib_%{pkgver}.tar.gz
 License:       BSD
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
 Requires:      libtcl
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -18,7 +21,7 @@ Tcllib is a collection of utility modules for tcl.
 These modules provide a wide variety of functionality, from implementation of standard data structures  to implementation of common networking protocols. The intent is to collect commoly used function into a single library, which users can rely on to be available  and stable.
 
 %prep
-%setup -q -n Tcllib-%{version}
+%setup -q -n tcllib-tcllib_%{pkgver}
 
 %build
 %configure
@@ -44,6 +47,12 @@ These modules provide a wide variety of functionality, from implementation of st
 %{_mandir}/mann/*
 
 %changelog
+* Sun Jul 31 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 1.18-2mamba
+- ... add a changelog entry
+
+* Sun Jul 31 2016 Automatic Build System <autodist@mambasoft.it> 1.18-1mamba
+- automatic version update by autodist
+
 * Thu Sep 18 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 1.16-1mamba
 - update to 1.16