diff --git a/src/main/msp/msp_protocol.h b/src/main/msp/msp_protocol.h
index a309beb8ba..f4f3972d20 100644
--- a/src/main/msp/msp_protocol.h
+++ b/src/main/msp/msp_protocol.h
@@ -62,7 +62,7 @@
 #define MSP_PROTOCOL_VERSION                0
 
 #define API_VERSION_MAJOR                   1  // increment when major changes are made
-#define API_VERSION_MINOR                   42 // increment after a release, to set the version for all changes to go into the following release (if no changes to MSP are made between the releases, this can be reverted before the release)
+#define API_VERSION_MINOR                   43 // increment after a release, to set the version for all changes to go into the following release (if no changes to MSP are made between the releases, this can be reverted before the release)
 
 #define API_VERSION_LENGTH                  2