diff --git a/src/ec/quanta/ene_kb3940q/acpi/superio.asl b/src/ec/quanta/ene_kb3940q/acpi/superio.asl
index b5962f0267..8ace6dd01e 100644
--- a/src/ec/quanta/ene_kb3940q/acpi/superio.asl
+++ b/src/ec/quanta/ene_kb3940q/acpi/superio.asl
@@ -3,9 +3,8 @@
 // Scope is \_SB.PCI0.LPCB
 
 Device (SIO) {
+	Name (_HID, EisaId("PNP0A05"))
 	Name (_UID, 0)
-	Name (_ADR, 0)
-
 
 #ifdef SIO_EC_ENABLE_PS2K
 	Device (PS2K)		// Keyboard