diff --git a/libraries/AP_Compass/examples/AP_Compass_test/AP_Compass_test.pde b/libraries/AP_Compass/examples/AP_Compass_test/AP_Compass_test.pde
index 366aac0366..46f9260c8d 100644
--- a/libraries/AP_Compass/examples/AP_Compass_test/AP_Compass_test.pde
+++ b/libraries/AP_Compass/examples/AP_Compass_test/AP_Compass_test.pde
@@ -6,6 +6,7 @@
 #include <AP_Common.h>
 #include <AP_Progmem.h>
 #include <AP_Param.h>
+#include <StorageManager.h>
 #include <AP_HAL.h>
 #include <AP_HAL_AVR.h>
 #include <AP_HAL_PX4.h>