diff --git a/bin/game/compat_1.2.nut b/bin/game/compat_1.2.nut
new file mode 100644
index 0000000000..f9a63e698b
--- /dev/null
+++ b/bin/game/compat_1.2.nut
@@ -0,0 +1,10 @@
+/* $Id$ */
+
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+GSLog.Info("1.2 API compatability in effect.");
diff --git a/bin/game/compat_1.3.nut b/bin/game/compat_1.3.nut
new file mode 100644
index 0000000000..fe985b90d0
--- /dev/null
+++ b/bin/game/compat_1.3.nut
@@ -0,0 +1,8 @@
+/* $Id$ */
+
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */