diff --git a/ArduPlane/version.h b/ArduPlane/version.h
index 0ec75e3abb..59de573b2b 100644
--- a/ArduPlane/version.h
+++ b/ArduPlane/version.h
@@ -6,7 +6,7 @@
 
 #include "ap_version.h"
 
-#define THISFIRMWARE "ArduPlane V4.4.0dev"
+#define THISFIRMWARE "ArduPlane V4.4.0-dev"
 
 // the following line is parsed by the autotest scripts
 #define FIRMWARE_VERSION 4,4,0,FIRMWARE_VERSION_TYPE_DEV