Index: applications/editors/josm/i18n/build.xml
===================================================================
--- applications/editors/josm/i18n/build.xml	(revision 30143)
+++ applications/editors/josm/i18n/build.xml	(revision 30144)
@@ -46,4 +46,5 @@
         <gettext-extract keysFile="josm.pot" poDirectory="po" keywords="-k -ktrc:1c,2 -kmarktrc:1c,2 -ktr -kmarktr -ktrn:1,2 -ktrnc:1c,2,3">
             <fileset dir="${josm.build.dir}/src" includes="**/*.java"/>
+            <fileset dir="${josm.build.dir}/data/validator" includes="*.mapcss"/>
             <fileset dir="${i18n.build.dir}" includes="specialmessages.java"/>
             <fileset dir="${i18n.build.dir}" includes="trans_*.java"/>