diff --git a/libs/core/dal.d.ts b/libs/core/dal.d.ts
index d496512f..581f0bfa 100644
--- a/libs/core/dal.d.ts
+++ b/libs/core/dal.d.ts
@@ -427,6 +427,7 @@ declare const enum DAL {
     MICROBIT_ACCELEROMETER_FREEFALL_TOLERANCE = 400,
     MICROBIT_ACCELEROMETER_SHAKE_TOLERANCE = 400,
     MICROBIT_ACCELEROMETER_2G_TOLERANCE = 2048,
+    MICROBIT_ACCELEROMETER_3G_TOLERANCE = 3072,
     MICROBIT_ACCELEROMETER_6G_TOLERANCE = 6144,
     MICROBIT_ACCELEROMETER_8G_TOLERANCE = 8192,
     MICROBIT_ACCELEROMETER_GESTURE_DAMPING = 5,