diff --git a/configure.ac b/configure.ac
index bb2e3551a941c7d5a78dc61e476ae3439ad5f52b..68a6cc9a0a6f5caea88bf6651b8a08115ab28d82 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])
+AC_INIT([dynare-preprocessor], [1.0-unstable])
 AC_CONFIG_SRCDIR([src/DynareMain.cc])
 AM_INIT_AUTOMAKE([1.11 -Wall -Wno-portability foreign no-dist-gzip dist-xz tar-pax])
 
diff --git a/src/DynareMain.cc b/src/DynareMain.cc
index 16183842c4dffd9254209fde69c7ee57b2e292e7..845496c9044636215046af27e84bde8d3606d0fd 100644
--- a/src/DynareMain.cc
+++ b/src/DynareMain.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2003-2017 Dynare Team
+ * Copyright (C) 2003-2018 Dynare Team
  *
  * This file is part of Dynare.
  *
@@ -341,7 +341,7 @@ main(int argc, char **argv)
     }
 
   if (!nopreprocessoroutput)
-    cout << "Starting Dynare (version " << PACKAGE_VERSION << ")." << endl
+    cout << "Dynare Preprocessor (version " << PACKAGE_VERSION << ")." << endl
          << "Starting preprocessing of the model file ..." << endl;
 
   // Construct basename (i.e. remove file extension if there is one)