Index: trunk/styles/standard/elemstyles.xml
===================================================================
--- trunk/styles/standard/elemstyles.xml	(revision 3447)
+++ trunk/styles/standard/elemstyles.xml	(revision 3448)
@@ -1133,5 +1133,5 @@
 		<icon annotate="true" src="misc/no_icon.png"/>
 		<line width="2" colour="manmade#d8d8d8"/>
-		<area colour="manmade#d8d8d8"/>
+		<area colour="manmade#d8d8d8" closed="true"/>
 		<scale_min>1</scale_min>
 		<scale_max>50000</scale_max>