diff --git a/apds9960/const.py b/apds9960/const.py
index 31c8ec1..6bae54c 100644
--- a/apds9960/const.py
+++ b/apds9960/const.py
@@ -7,7 +7,7 @@
 APDS9960_GESTURE_SENSITIVITY_2 = 20
 
 # APDS9960 device IDs
-APDS9960_DEV_ID = [0xab, 0x9c, 0xa8]
+APDS9960_DEV_ID = [0xab, 0x9c, 0xa8, -0x55]
 
 # APDS9960 times
 APDS9960_TIME_FIFO_PAUSE = 0.03