diff --git a/examples/companion_radio/main.cpp b/examples/companion_radio/main.cpp
index e6c4432d..e0b5e2a5 100644
--- a/examples/companion_radio/main.cpp
+++ b/examples/companion_radio/main.cpp
@@ -83,7 +83,7 @@ static uint32_t _atoi(const char* sp) {
 
 /*------------ Frame Protocol --------------*/
 
-#define FIRMWARE_VER_CODE    3
+#define FIRMWARE_VER_CODE    4
 
 #ifndef FIRMWARE_BUILD_DATE
   #define FIRMWARE_BUILD_DATE   "7 Apr 2025"