diff --git a/ArduPlane/ReleaseNotes.txt b/ArduPlane/ReleaseNotes.txt
index 16f5e1f7fd..947963122f 100644
--- a/ArduPlane/ReleaseNotes.txt
+++ b/ArduPlane/ReleaseNotes.txt
@@ -1,3 +1,10 @@
+Release Volanti Carbopilot V4.7.0 17th June 2024
+----------------------------------
+- cx_built_in_test: fixup telem sanity check order, debounce audible warning for nil and other fixes.
+
+This Production Release includes
+Happy Flying!
+
 Release Volanti Carbopilot V4.6.0 16th May 2024
 ----------------------------------
 
diff --git a/ArduPlane/version.h b/ArduPlane/version.h
index 155a981106..f768cf00d6 100644
--- a/ArduPlane/version.h
+++ b/ArduPlane/version.h
@@ -6,7 +6,7 @@
 
 #include "ap_version.h"
 
-#define THISFIRMWARE "Volanti Carbopilot V4.6.0"
+#define THISFIRMWARE "Volanti Carbopilot V4.7.0-beta1"
 
 // the following line is parsed by the autotest scripts
 #define FIRMWARE_VERSION 4,2,1,FIRMWARE_VERSION_TYPE_OFFICIAL
diff --git a/Tools/AP_Periph/version.h b/Tools/AP_Periph/version.h
index 7df5c02736..f40b158a06 100644
--- a/Tools/AP_Periph/version.h
+++ b/Tools/AP_Periph/version.h
@@ -3,7 +3,7 @@
 #ifndef __AP_PERIPH_FW_VERSION__
 #define __AP_PERIPH_FW_VERSION__
 
-#define THISFIRMWARE "Volanti Carbopilot V4.6.0"
+#define THISFIRMWARE "Volanti Carbopilot V4.7.0-beta1"
 
 // the following line is parsed by the autotest scripts
 #define FIRMWARE_VERSION 1,3,0,FIRMWARE_VERSION_TYPE_DEV