diff --git a/sw/airborne/csc/csc_ap_main.c b/sw/airborne/csc/csc_ap_main.c
index 82bde5ac7c..f8906a0752 100644
--- a/sw/airborne/csc/csc_ap_main.c
+++ b/sw/airborne/csc/csc_ap_main.c
@@ -37,6 +37,7 @@
 #include "periodic.h"
 #include "airframe.h"
 #include "commands.h"
+#include "radio_control.h"
 
 #include "csc_servos.h"
 #include "csc_telemetry.h"