diff --git a/configure.ac b/configure.ac
index bbb9745375a9ad150dae5bcd5a292f6894b50527..712636d2dbe2479acd13831fb13e2679a5b2e0fb 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], [4.2.1])
+AC_INIT([dynare], [4.2.2])
 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 a92bbc090e1b12b8334bb9f99e380239ff01f4cd..bca0bbc91f1d9d3a56f37fdfc97306ddc2b13d49 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], [4.2.1])
+AC_INIT([dynare], [4.2.2])
 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 b34487e81874f31ce4f3ebc8b6d5b06da19cfd09..096196e5cd41b4bab4194b757e4932b98a36276d 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], [4.2.1])
+AC_INIT([dynare], [4.2.2])
 AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])