--- a/src/station.cpp	Wed Jun 13 11:17:30 2007 +0000
+++ b/src/station.cpp	Wed Jun 13 11:45:14 2007 +0000
@@ -125,8 +125,8 @@
 		MarkAllViewportsDirty(
 			sign.left - 6,
 			sign.top,
-			sign.left + (sign.width_1 << 2) + 12,
-			sign.top + 48);
+			sign.left + ScaleByZoom(sign.width_1 + 12, _cur_dpi->zoom),
+			sign.top + ScaleByZoom(12, _cur_dpi->zoom));
 	}
 }