diff --git a/ArduPlane/ReleaseNotes.txt b/ArduPlane/ReleaseNotes.txt
index df165e010a..1187ad4e19 100644
--- a/ArduPlane/ReleaseNotes.txt
+++ b/ArduPlane/ReleaseNotes.txt
@@ -1,3 +1,11 @@
+Release Volanti Carbopilot V4.3.5 18th Sep 2023
+----------------------------------
+
+This Release includes
+- Plane: QRTL if RTL is expecting to VTOL land and close home with VTOL motors active VO1-272
+
+Happy Flying!
+
 Release Volanti Carbopilot V4.3.4 23rd Aug 2023
 ----------------------------------
 
diff --git a/ArduPlane/version.h b/ArduPlane/version.h
index f5575e5fa8..b18fdc67fb 100644
--- a/ArduPlane/version.h
+++ b/ArduPlane/version.h
@@ -6,7 +6,7 @@
 
 #include "ap_version.h"
 
-#define THISFIRMWARE "Volanti Carbopilot V4.3.4"
+#define THISFIRMWARE "Volanti Carbopilot V4.3.5"
 
 // 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 dba11d46a1..dd81cc0d76 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 V4.3.4"
+#define THISFIRMWARE "Volanti Carbopilot V4.3.5"
 
 // the following line is parsed by the autotest scripts
 #define FIRMWARE_VERSION 1,3,0,FIRMWARE_VERSION_TYPE_DEV