diff --git a/std/player/viewcmd.c b/std/player/viewcmd.c
index 462a940..4f8741e 100644
--- a/std/player/viewcmd.c
+++ b/std/player/viewcmd.c
@@ -308,7 +308,7 @@
     // Fuer alle anderen reicht, wenn er transparent ist.
     default:
       transparent_check = function int (object o)
-         { return o->QueryProp(P_TRANSPARENT);};
+         { return (o->QueryProp(P_TRANSPARENT) != 0); };
   }
 
   return sense;