diff --git a/sw/airborne/booz/imu/booz_imu_b2.h b/sw/airborne/booz/imu/booz_imu_b2.h
index 6e363e4b40..ecb554048b 100644
--- a/sw/airborne/booz/imu/booz_imu_b2.h
+++ b/sw/airborne/booz/imu/booz_imu_b2.h
@@ -34,6 +34,19 @@
 #define IMU_B2_MAG_MS2001 1
 #define IMU_B2_MAG_AMI601 2
 
+/* Default IMU b2 sensors connection */
+#ifndef IMU_OVERRIDE_CHANNELS
+#define IMU_GYRO_P_CHAN  1
+#define IMU_GYRO_Q_CHAN  0
+#define IMU_GYRO_R_CHAN  2
+#define IMU_ACCEL_X_CHAN 5
+#define IMU_ACCEL_Y_CHAN 3
+#define IMU_ACCEL_Z_CHAN 4
+#define IMU_MAG_X_CHAN   0
+#define IMU_MAG_Y_CHAN   1
+#define IMU_MAG_Z_CHAN   2
+#endif /* not IMU_OVERRIDE_CHANNELS */
+
 #if !defined IMU_GYRO_P_SIGN & !defined IMU_GYRO_Q_SIGN & !defined IMU_GYRO_R_SIGN
 #define IMU_GYRO_P_SIGN   1
 #define IMU_GYRO_Q_SIGN  -1