diff --git a/ArduCopter/ArduCopter.pde b/ArduCopter/ArduCopter.pde
index bc06b6e6a467098e076f312c3e46d02849df6cb1..56dbea2e889f02e6a13b30b8c977092941311640 100644
--- a/ArduCopter/ArduCopter.pde
+++ b/ArduCopter/ArduCopter.pde
@@ -1,6 +1,6 @@
 /// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
 
-#define THISFIRMWARE "ArduCopter V3.1.3"
+#define THISFIRMWARE "ArduCopter V3.1.4-rc1"
 /*
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by