1 files changed, 2 insertions, 1 deletions
diff --git a/examples/device/webusb_serial/src/main.c b/examples/device/webusb_serial/src/main.c
index 50794bdba..4be5e4db4 100644
--- a/examples/device/webusb_serial/src/main.c
+++ b/examples/device/webusb_serial/src/main.c
@@ -196,6 +196,7 @@ bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_requ
           tud_vendor_write_str("\r\nWebUSB interface connected\r\n");
           tud_vendor_write_flush();
         } else {
+          tud_vendor_write_clear(); // anything left in the buffer is now thrown out
           blink_interval_ms = BLINK_MOUNTED;
         }
 
@@ -256,7 +257,7 @@ void led_blinking_task(void) {
   static bool led_state = false;
 
   // Blink every interval ms
-  if (board_millis() - start_ms < blink_interval_ms) {
+  if (tusb_time_millis_api() - start_ms < blink_interval_ms) {
     return; // not enough time
   }
   start_ms += blink_interval_ms;