diff --git a/BoardConfig.mk b/BoardConfig.mk
index 9b9758b..81e917e 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -12,6 +12,9 @@
 
 DEVICE_PATH := device/xiaomi/ingres
 
+# Audio
+AUDIO_FEATURE_ENABLED_ULTRASOUND_PROXIMITY := true
+
 # Properties
 TARGET_SYSTEM_PROP += $(DEVICE_PATH)/properties/system.prop
 TARGET_VENDOR_PROP += $(DEVICE_PATH)/properties/vendor.prop