diff --git a/libraries/AP_InertialSensor/examples/INS_generic/INS_generic.pde b/libraries/AP_InertialSensor/examples/INS_generic/INS_generic.pde
index 81b0e7bcc0..45c0e60383 100644
--- a/libraries/AP_InertialSensor/examples/INS_generic/INS_generic.pde
+++ b/libraries/AP_InertialSensor/examples/INS_generic/INS_generic.pde
@@ -38,6 +38,7 @@
 #include <AP_HAL_Linux.h>
 #include <AP_Rally.h>
 #include <AP_Scheduler.h>
+#include <AP_BattMonitor.h>
 
 const AP_HAL::HAL& hal = AP_HAL_BOARD_DRIVER;
 
diff --git a/libraries/AP_InertialSensor/examples/VibTest/VibTest.pde b/libraries/AP_InertialSensor/examples/VibTest/VibTest.pde
index 8db125f09f..53c763e77e 100644
--- a/libraries/AP_InertialSensor/examples/VibTest/VibTest.pde
+++ b/libraries/AP_InertialSensor/examples/VibTest/VibTest.pde
@@ -34,6 +34,7 @@
 #include <AP_Declination.h>
 #include <AP_Notify.h>
 #include <AP_NavEKF.h>
+#include <AP_BattMonitor.h>
 #if CONFIG_HAL_BOARD == HAL_BOARD_PX4
 
 #include <drivers/drv_accel.h>