diff --git a/usb/gadget/UsbGadget.h b/usb/gadget/UsbGadget.h
index 8a2f7fd..96a356d 100644
--- a/usb/gadget/UsbGadget.h
+++ b/usb/gadget/UsbGadget.h
@@ -79,7 +79,9 @@
 #ifndef UDC_PATH
 #define UDC_PATH "/sys/class/udc/11110000.dwc3/"
 #endif
-static MonitorFfs monitorFfs(kGadgetName);
+constexpr char kExtconTypecState[] = "/sys/class/extcon/extcon0/cable.0/state";
+constexpr char kUsbGadgetState[] = "/sys/devices/platform/11110000.usb/dwc3_exynos_gadget_state";
+static MonitorFfs monitorFfs(kGadgetName, kExtconTypecState, kUsbGadgetState);
 
 #define SPEED_PATH UDC_PATH "current_speed"
 
diff --git a/usb/gadget/android.hardware.usb.gadget-service.gs101.rc b/usb/gadget/android.hardware.usb.gadget-service.gs101.rc
index 8fa8868..da1a3b4 100644
--- a/usb/gadget/android.hardware.usb.gadget-service.gs101.rc
+++ b/usb/gadget/android.hardware.usb.gadget-service.gs101.rc
@@ -15,6 +15,7 @@
     chown root system /sys/devices/platform/11110000.usb/dwc3_exynos_otg_b_sess
     chown root system /sys/devices/platform/11110000.usb/dwc3_exynos_otg_id
     chown root system /sys/devices/platform/11110000.usb/usb_data_enabled
+    chown root system /sys/devices/platform/11110000.usb/dwc3_exynos_gadget_state
     chmod 664 /sys/class/typec/port0/power_role
     chmod 664 /sys/class/typec/port0/data_role
     chmod 664 /sys/class/typec/port0/port_type