diff --git a/src/mainboard/google/guybrush/variants/dewatt/overridetree.cb b/src/mainboard/google/guybrush/variants/dewatt/overridetree.cb
index 0ad0931..a622413 100644
--- a/src/mainboard/google/guybrush/variants/dewatt/overridetree.cb
+++ b/src/mainboard/google/guybrush/variants/dewatt/overridetree.cb
@@ -143,7 +143,8 @@
 			device i2c 15 on end
 		end
 		chip drivers/i2c/hid
-			register "generic.hid" = ""PNP0C50""
+			register "generic.hid" = ""SYNA0000""
+			register "generic.cid" = ""ACPI0C50""
 			register "generic.desc" = ""Synaptics Touchpad""
 			register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_9)"
 			register "generic.wake" = "GEVENT_22"