diff --git a/configure.ac b/configure.ac
index af3ed1834bc4cc180d4aee63af00f2b1cec212dc..1a24c8cad6ab6d78657469987785778a65fa6683 100644
--- 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([2.61])
-AC_INIT([dynare], [4.2-unstable])
+AC_INIT([dynare], [4.3-unstable])
 AC_CONFIG_SRCDIR([preprocessor/DynareMain.cc])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 
diff --git a/doc/manual.xml b/doc/manual.xml
index 0d2c413692a9ae810a2041dae5a11cdb729c901c..43accd21ac907dceeba3bf1ca472075205438e8e 100644
--- a/doc/manual.xml
+++ b/doc/manual.xml
@@ -3,7 +3,7 @@
 <book>
   <bookinfo>
     <title>Dynare Manual</title>
-    <subtitle>Version 4.2.0</subtitle>
+    <subtitle>Version 4.3.0</subtitle>
     <author>
       <firstname>Stéphane</firstname><surname>Adjemian</surname>
       <affiliation><orgname>Université du Mans and CEPREMAP</orgname></affiliation>
diff --git a/mex/build/matlab/configure.ac b/mex/build/matlab/configure.ac
index d5e895ebabcd40954f4af886c9c2a1fcdae25d9a..43c5e2f51fac5fa33accc8bef72788197a7c2051 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([2.61])
-AC_INIT([dynare], [4.2-unstable])
+AC_INIT([dynare], [4.3-unstable])
 AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 
diff --git a/mex/build/octave/configure.ac b/mex/build/octave/configure.ac
index 7d0ba3a8255cb34174180a65034e5d872705733c..3d6868dafa8bea80bfd5c76a7d8ff4e776b42511 100644
--- 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([2.61])
-AC_INIT([dynare], [4.2-unstable])
+AC_INIT([dynare], [4.3-unstable])
 AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])