diff --git a/sw/airborne/booz/imu/booz_imu_b2.h b/sw/airborne/booz/imu/booz_imu_b2.h
index 6097dadb61..6e363e4b40 100644
--- a/sw/airborne/booz/imu/booz_imu_b2.h
+++ b/sw/airborne/booz/imu/booz_imu_b2.h
@@ -25,6 +25,7 @@
 #define BOOZ_IMU_B2_H
 
 #include "booz_imu.h"
+#include "airframe.h"
 
 #include "peripherals/booz_max1168.h"