diff --git a/configure.ac b/configure.ac
index af3ed1834bc4cc180d4aee63af00f2b1cec212dc..e141a69803c644a51d30cac8c6acf453c91d7ec9 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], [4.2.0])
 AC_CONFIG_SRCDIR([preprocessor/DynareMain.cc])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 
diff --git a/mex/build/matlab/configure.ac b/mex/build/matlab/configure.ac
index d5e895ebabcd40954f4af886c9c2a1fcdae25d9a..9e6485b40819c77672e3d43abdbb837e9dd00f22 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], [4.2.0])
 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..7558d29ba0669664a313f6b5bd320a4ba9b844a8 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], [4.2.0])
 AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])