diff --git a/ArduPlane/ReleaseNotes.txt b/ArduPlane/ReleaseNotes.txt
index ef213dc8c4..c27bc58488 100644
--- a/ArduPlane/ReleaseNotes.txt
+++ b/ArduPlane/ReleaseNotes.txt
@@ -1,3 +1,10 @@
+Release 5.2.0-beta2 18th June 2024
+------------------------------
+Technical:
+ - Fix bug in CPN causing NaN currents for first 5 seconds of boot
+ - Default CPN15 to use legacy ESC telemetry
+ - Fix conflict/repetition between Common and Volanti params
+
 Release 5.2.0-beta1 16th June 2024
 ------------------------------
  - Added a prearm check for a crash dump file. If one is found, arming will be blocked by the prearm. 
diff --git a/libraries/AP_Common/CxVersion.h b/libraries/AP_Common/CxVersion.h
index e022e28818..6b4ff8505b 100644
--- a/libraries/AP_Common/CxVersion.h
+++ b/libraries/AP_Common/CxVersion.h
@@ -1,5 +1,5 @@
 #ifdef CARBOPILOT
 #ifndef AP_CUSTOM_FIRMWARE_STRING
-#define AP_CUSTOM_FIRMWARE_STRING "CxPilot-5.2.0-beta1"
+#define AP_CUSTOM_FIRMWARE_STRING "CxPilot-5.2.0-beta2"
 #endif
 #endif