diff --git a/std/player/protocols/mudlet_gui.c b/std/player/protocols/mudlet_gui.c
index 48a924a..a5e81bb 100644
--- a/std/player/protocols/mudlet_gui.c
+++ b/std/player/protocols/mudlet_gui.c
@@ -11,7 +11,7 @@
 
 #pragma strong_types,rtt_checks,no_clone,no_inherit,no_shadow
 
-CURRENT_VERSION 3
+#define CURRENT_VERSION 3
 
 // Liefert die URL zum Download und die aktuelle Version des
 // MorgenGrauen.mpackage fuer Mudlet.