diff --git a/include/hitagS.h b/include/hitagS.h
index 801393c8b..11b4fccb3 100644
--- a/include/hitagS.h
+++ b/include/hitagS.h
@@ -9,8 +9,6 @@
 //     <info@os-s.de>
 //-----------------------------------------------------------------------------
 
-
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <hitag2.h>