diff --git a/src/mainboard/intel/tglrvp/variants/baseboard/include/baseboard/ec.h b/src/mainboard/intel/tglrvp/variants/baseboard/include/baseboard/ec.h
index f05cb7722a..52db2afcf3 100644
--- a/src/mainboard/intel/tglrvp/variants/baseboard/include/baseboard/ec.h
+++ b/src/mainboard/intel/tglrvp/variants/baseboard/include/baseboard/ec.h
@@ -21,7 +21,8 @@
 	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_STOP)     |\
 	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_PD_MCU)            |\
 	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE)       |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MKBP))
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MKBP)              |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_MUX))
 
 #define MAINBOARD_EC_SMI_EVENTS \
 	(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED))