diff --git a/interface/wx/sysopt.h b/interface/wx/sysopt.h
index ef436266b4..2b595766dc 100644
--- a/interface/wx/sysopt.h
+++ b/interface/wx/sysopt.h
@@ -92,10 +92,10 @@
     @flag{window-default-variant}
         The default variant used by windows (cast to integer from the wxWindowVariant enum).
         Also known as wxWINDOW_DEFAULT_VARIANT.
-    flag{mac.listctrl.always_use_generic}
+    @flag{mac.listctrl.always_use_generic}
         Tells wxListCtrl to use the generic control even when it is capable of
         using the native control instead. Also knwon as wxMAC_ALWAYS_USE_GENERIC_LISTCTRL.
-    flag{mac.textcontrol-use-spell-checker}
+    @flag{mac.textcontrol-use-spell-checker}
         This option only has effect for Mac OS X 10.4 and higher.
         If 1 activates the spell checking in wxTextCtrl.
     @endFlagTable