diff --git a/include/hardware/sensors-base.h b/include/hardware/sensors-base.h
index 7dc42a0..dbf99f5 100644
--- a/include/hardware/sensors-base.h
+++ b/include/hardware/sensors-base.h
@@ -57,6 +57,7 @@
     SENSOR_TYPE_GYROSCOPE_LIMITED_AXES = 39,
     SENSOR_TYPE_ACCELEROMETER_LIMITED_AXES_UNCALIBRATED = 40,
     SENSOR_TYPE_GYROSCOPE_LIMITED_AXES_UNCALIBRATED = 41,
+    SENSOR_TYPE_HEADING = 42,
     SENSOR_TYPE_DEVICE_PRIVATE_BASE = 65536 /* 0x10000 */,
 };
 
diff --git a/include/hardware/sensors.h b/include/hardware/sensors.h
index 589aba0..a5ae086 100644
--- a/include/hardware/sensors.h
+++ b/include/hardware/sensors.h
@@ -191,6 +191,7 @@
 #define SENSOR_STRING_TYPE_GYROSCOPE_LIMITED_AXES       "android.sensor.gyroscope_limited_axes"
 #define SENSOR_STRING_TYPE_ACCELEROMETER_LIMITED_AXES_UNCALIBRATED "android.sensor.accelerometer_limited_axes_uncalibrated"
 #define SENSOR_STRING_TYPE_GYROSCOPE_LIMITED_AXES_UNCALIBRATED "android.sensor.gyroscope_limited_axes_uncalibrated"
+#define SENSOR_STRING_TYPE_HEADING                      "android.sensor.heading"
 
 /**
  * Values returned by the accelerometer in various locations in the universe.