diff --git a/src/main/io/serial_msp.c b/src/main/io/serial_msp.c
index 7b06d90f11..510d788467 100755
--- a/src/main/io/serial_msp.c
+++ b/src/main/io/serial_msp.c
@@ -709,7 +709,9 @@ static bool processOutCommand(uint8_t cmdMSP)
         serialize16(0);
 #endif
         serialize16(sensors(SENSOR_ACC) | sensors(SENSOR_BARO) << 1 | sensors(SENSOR_MAG) << 2 | sensors(SENSOR_GPS) << 3 | sensors(SENSOR_SONAR) << 4);
-        // ??
+        // Serialize the flags in the order we delivered them, ignoring BOXNAMES and BOXINDEXES
+        // Requires new Multiwii protocol version to fix
+        // It would be preferable to setting the enabled bits based on BOXINDEX.
         junk = 0;
         tmp = IS_ENABLED(FLIGHT_MODE(ANGLE_MODE)) << BOXANGLE |
             IS_ENABLED(FLIGHT_MODE(HORIZON_MODE)) << BOXHORIZON |