diff --git a/libnova.spec b/libnova.spec
index c683e05..ac25bc7 100644
--- a/libnova.spec
+++ b/libnova.spec
@@ -1,13 +1,13 @@
 Name:          libnova
-Version:       0.15.0
-Release:       2mamba
+Version:       0.16
+Release:       1mamba
 Summary:       A general purpose astronomy & astrodynamics library
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://libnova.sourceforge.net/
-Source:        http://downloads.sourceforge.net/project/libnova/libnova/v%20%{version}/libnova-%{version}.tar.gz
+Source:        https://git.code.sf.net/p/libnova/libnova.git/v%{version}/libnova-%{version}.tar.bz2
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -29,9 +29,7 @@ This package contains libraries and header files neeed for development.
 
 %prep
 %setup -q
-sed -i "s|AM_CONFIG_HEADER|AC_CONFIG_HEADERS|" configure.in
-sed -i "/AM_PROG_CC_STDC/d" configure.in
-autoreconf -fi
+./autogen.sh
 
 %build
 %configure
@@ -64,6 +62,9 @@ autoreconf -fi
 %doc ChangeLog
 
 %changelog
+* Mon Apr 29 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 0.16-1mamba
+- update to 0.16
+
 * Thu Apr 11 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 0.15.0-2mamba
 - restore from archive as requirement for indi