diff --git a/tests/imu.c b/tests/imu.c
index 32894f4..c544712 100644
--- a/tests/imu.c
+++ b/tests/imu.c
@@ -24,7 +24,7 @@ static struct mgos_imu *s_imu = NULL;
   #define GYRO_I2CADDR    0x68
   #define GYRO_TYPE       GYRO_ITG3205
   #define MAG_I2CADDR     0x1d
-  #define MAG_TYPE        MAG_LSM303D                 // MAG_HMC5883L
+  #define MAG_TYPE        MAG_HMC5883L
 #else
 // Sold as M5 Stack (ESP32 + MPU9250)
   #define ACC_I2CADDR     0x68