diff --git a/main.py b/main.py
index 62280e4..1fe9f09 100644
--- a/main.py
+++ b/main.py
@@ -141,3 +141,4 @@ if __name__ == '__main__':
 
     Process(target=reader_thread, args=(card_data,)).start()
     Process(target=update_thread, args=(card_data,)).start()
+    Process(target=watchdog_thread).start()