diff --git a/src/main/fc/fc_msp.c b/src/main/fc/fc_msp.c
index f86bbcbaa6..09d14c29dc 100755
--- a/src/main/fc/fc_msp.c
+++ b/src/main/fc/fc_msp.c
@@ -567,6 +567,15 @@ static bool mspFcProcessOutCommand(uint8_t cmdMSP, sbuf_t *dst, mspPostProcessFn
         sbufWriteU16(dst, hardwareRevision);
 #else
         sbufWriteU16(dst, 0); // No other build targets currently have hardware revision detection.
+#endif
+#ifdef USE_OSD_SLAVE
+        sbufWriteU8(dst, 1);  // 1 == OSD
+#else
+#if defined(OSD) && defined(USE_MAX7456)
+        sbufWriteU8(dst, 2);  // 2 == FC with OSD
+#else
+        sbufWriteU8(dst, 0);  // 0 == FC
+#endif
 #endif
         break;
 
diff --git a/src/main/msp/msp_protocol.h b/src/main/msp/msp_protocol.h
index 843dba0fc3..f8c8eadf18 100644
--- a/src/main/msp/msp_protocol.h
+++ b/src/main/msp/msp_protocol.h
@@ -59,7 +59,7 @@
 #define MSP_PROTOCOL_VERSION                0
 
 #define API_VERSION_MAJOR                   1  // increment when major changes are made
-#define API_VERSION_MINOR                   34 // 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                   35 // 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