diff --git a/configure.ac b/configure.ac
index a29888519ddb471564857f2f9980f0b44104e858..a648641509252797e89fa14c80ed90b7b114ee62 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], [4.5-unstable])
+AC_INIT([dynare], [4.6-unstable])
 AC_CONFIG_SRCDIR([preprocessor/DynareMain.cc])
 AM_INIT_AUTOMAKE([1.11 -Wall -Wno-portability foreign no-dist-gzip dist-xz tar-pax])
 
diff --git a/mex/build/matlab/configure.ac b/mex/build/matlab/configure.ac
index 5bc631690ad05a72708e34fc37c9a56ca8537fc7..5fd9aa04dfd3f868e31627d3dea71265ebbe0a29 100644
--- a/mex/build/matlab/configure.ac
+++ b/mex/build/matlab/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], [4.5-unstable])
+AC_INIT([dynare], [4.6-unstable])
 AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([-Wall -Wno-portability foreign])
 
diff --git a/mex/build/octave/configure.ac b/mex/build/octave/configure.ac
index fd563e61c35c2baf978940dc1a165a174cd815c2..54351c0030a6fd54ac2570af08e17492c9e5a56c 100755
--- a/mex/build/octave/configure.ac
+++ b/mex/build/octave/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], [4.5-unstable])
+AC_INIT([dynare], [4.6-unstable])
 AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([-Wall -Wno-portability foreign])