diff --git a/project/rfid/rfid_reader.cpp b/project/rfid/rfid_reader.cpp
index 7788a9d..c1e4310 100644
--- a/project/rfid/rfid_reader.cpp
+++ b/project/rfid/rfid_reader.cpp
@@ -13,7 +13,7 @@ rfid_reader::rfid_reader()
 rfid_reader::~rfid_reader()
 {
 	 stop_thread = true;
-     if(thread.joinable()) thread.join();
+     thread.join();
 }
 
 uint32_t rfid_reader::last_id() const