diff --git a/d/seher/haeuser/haus.h b/d/seher/haeuser/haus.h
index a54401e..84c087c 100644
--- a/d/seher/haeuser/haus.h
+++ b/d/seher/haeuser/haus.h
@@ -119,6 +119,7 @@
 varargs string SetOwner(string o, int nr);
 protected void AddExitNoCheck(mixed cmd, mixed dest);
 void RemoveExitNoCheck(mixed cmd);
+int allowed_check(object _test);
 
 #endif	/* __HAUS_H_PROTOS__ */
 #endif	/* NEED_PROTOTYPES */