diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 2245658..27ac811 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -272,6 +272,7 @@
 #define USB_DEVICE_ID_CHICONY_MULTI_TOUCH	0xb19d
 #define USB_DEVICE_ID_CHICONY_WIRELESS	0x0618
 #define USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE	0x1053
+#define USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE2	0x0939
 #define USB_DEVICE_ID_CHICONY_WIRELESS2	0x1123
 #define USB_DEVICE_ID_ASUS_AK1D		0x1125
 #define USB_DEVICE_ID_CHICONY_TOSHIBA_WT10A	0x1408