Index: styles/standard/elemstyles.xml
===================================================================
--- styles/standard/elemstyles.xml	(revision 2120)
+++ styles/standard/elemstyles.xml	(working copy)
@@ -3050,7 +3050,7 @@
 
 	<rule>
 		<condition k="historic" v="boundary_stone"/>
-		<icon annotate="true" src="religion/boundary_stone.png"/>
+		<icon annotate="true" src="historic/boundary_stone.png"/>
 		<area colour="historic#663300"/>
 		<scale_min>1</scale_min>
 		<scale_max>50000</scale_max>