diff --git a/radio/src/targets/simu/simpgmspace.cpp b/radio/src/targets/simu/simpgmspace.cpp
index 9c63638d1..b9148eeac 100644
--- a/radio/src/targets/simu/simpgmspace.cpp
+++ b/radio/src/targets/simu/simpgmspace.cpp
@@ -284,7 +284,7 @@ void simuSetSwitch(uint8_t swtch, int8_t state)
     SWITCH_CASE(5, ping, 1<<INP_G_Gear)
     SWITCH_CASE(6, pinb, 1<<INP_L_Trainer)
 #else // PCB9X
-#if defined(JETI) || defined(FRSKY) || defined(NMEA) || defined(ARDUPILOT)
+#if defined(JETI) || defined(FRSKY) || defined(NMEA) || defined(ARDUPILOT) || defined(MAVLINK)
     SWITCH_CASE(0, pinc, 1<<INP_C_ThrCt)
     SWITCH_CASE(4, pinc, 1<<INP_C_AileDR)
 #else