diff --git a/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl b/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
index b63c91c641..bf686f444f 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
+++ b/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
@@ -19,6 +19,8 @@
 
 Method(_PTS,1)
 {
+	\_SB.PCI0.LPCB.EC.MUTE(1)
+	\_SB.PCI0.LPCB.EC.USBP(0)
 	\_SB.PCI0.LPCB.EC.RADI(0)
 }