diff --git a/sw/airborne/csc/csc_servos.c b/sw/airborne/csc/csc_servos.c
index 1561a0d64e..ea36755e92 100644
--- a/sw/airborne/csc/csc_servos.c
+++ b/sw/airborne/csc/csc_servos.c
@@ -3,6 +3,7 @@
 #include "LPC21xx.h"
 #include "std.h"
 #include "sys_time.h"
+#include "actuators.h"
 #include "servos_direct_hw.h"
 
 #define CSC_SERVOS_NB 4