diff --git a/configure.ac b/configure.ac
index e0457b967d6381432d5e9969da268343808c7da9..60f801f2283f33ed4025a14b355699ae1564c7b0 100755
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@ dnl You should have received a copy of the GNU General Public License
 dnl along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
 
 AC_PREREQ([2.62])
-AC_INIT([dynare-preprocessor], [1.0-unstable])
+AC_INIT([dynare-preprocessor], [4.6-unstable])
 AC_CONFIG_SRCDIR([src/DynareMain.cc])
 AM_INIT_AUTOMAKE([1.11 -Wall -Wno-portability foreign no-dist-gzip dist-xz tar-pax])