diff --git a/ArduCopter/version.h b/ArduCopter/version.h
index b71042fbde..dcaa17e2c1 100644
--- a/ArduCopter/version.h
+++ b/ArduCopter/version.h
@@ -6,12 +6,13 @@
 
 #include "ap_version.h"
 
-#define THISFIRMWARE "ArduCopter V4.0.6"
+#define THISFIRMWARE "ArduCopter V4.0.7rc1"
 
 // the following line is parsed by the autotest scripts
-#define FIRMWARE_VERSION 4,0,6,FIRMWARE_VERSION_TYPE_OFFICIAL
+#define FIRMWARE_VERSION 4,0,7,FIRMWARE_VERSION_TYPE_BETA
 
 #define FW_MAJOR 4
 #define FW_MINOR 0
-#define FW_PATCH 6
-#define FW_TYPE FIRMWARE_VERSION_TYPE_OFFICIAL
+#define FW_PATCH 7
+#define FW_TYPE FIRMWARE_VERSION_TYPE_BETA
+