diff --git a/Tools/CPUInfo/CPUInfo.pde b/Tools/CPUInfo/CPUInfo.pde
index 7ac5121931..ae362770b8 100644
--- a/Tools/CPUInfo/CPUInfo.pde
+++ b/Tools/CPUInfo/CPUInfo.pde
@@ -25,6 +25,11 @@
 #include <AP_Param.h>
 #include <AP_Progmem.h>
 #include <AP_Math.h>
+#include <AP_AHRS.h>
+#include <AP_Airspeed.h>
+#include <AP_Vehicle.h>
+#include <AP_NavEKF.h>
+#include <AP_ADC_AnalogSource.h>
 
 const AP_HAL::HAL& hal = AP_HAL_BOARD_DRIVER;