diff --git a/libraries/AP_Baro/examples/AP_Baro_BMP085_test/AP_Baro_BMP085_test.pde b/libraries/AP_Baro/examples/AP_Baro_BMP085_test/AP_Baro_BMP085_test.pde
index d080df3d49..cf66f7a87f 100644
--- a/libraries/AP_Baro/examples/AP_Baro_BMP085_test/AP_Baro_BMP085_test.pde
+++ b/libraries/AP_Baro/examples/AP_Baro_BMP085_test/AP_Baro_BMP085_test.pde
@@ -19,7 +19,11 @@
 #include <DataFlash.h>
 #include <GCS_MAVLink.h>
 #include <AP_Notify.h>
-
+#include <AP_Compass.h>
+#include <AP_Declination.h>
+#include <AP_Airspeed.h>
+#include <AP_Vehicle.h>
+#include <AP_AHRS.h>
 #include <AP_HAL_AVR.h>
 #include <AP_HAL_FLYMAPLE.h>
 #include <AP_HAL_Linux.h>