Index: /trunk/src/org/openstreetmap/josm/io/OverpassDownloadReader.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/OverpassDownloadReader.java	(revision 17810)
+++ /trunk/src/org/openstreetmap/josm/io/OverpassDownloadReader.java	(revision 17811)
@@ -306,5 +306,5 @@
         final PrimitiveId osmId = searchName(area).getOsmId();
         Logging.debug("Area ''{0}'' resolved to {1}", area, osmId);
-        return String.format("area(%d)", osmId.getUniqueId() + idOffset.get(osmId.getType()));
+        return String.format(Locale.ENGLISH, "area(%d)", osmId.getUniqueId() + idOffset.get(osmId.getType()));
     }
 
@@ -321,5 +321,5 @@
     static String geocodeId(String area) throws IOException {
         PrimitiveId osmId = searchName(area).getOsmId();
-        return String.format("%s(%d)", osmId.getType().getAPIName(), osmId.getUniqueId());
+        return String.format(Locale.ENGLISH, "%s(%d)", osmId.getType().getAPIName(), osmId.getUniqueId());
     }