diff --git a/Users/Forms/LoginDlg.cs b/Users/Forms/LoginDlg.cs
index 99f863d4a..bcde73f07 100644
--- a/Users/Forms/LoginDlg.cs
+++ b/Users/Forms/LoginDlg.cs
@@ -101,7 +101,7 @@ namespace Users.Forms
 			///
             smartCardReader = null;             /// null = No smart card reader detected
 
-#if TURA_IPERL || TURA_IPERL_NEW || TURA_SPECIAL
+#if SMART_CARD_READER_SUPPORT
             try
             {
                 card = new CardNative();