Index: trunk/src/org/openstreetmap/josm/tools/JosmDecimalFormatSymbolsProvider.java
===================================================================
--- trunk/src/org/openstreetmap/josm/tools/JosmDecimalFormatSymbolsProvider.java	(revision 16664)
+++ trunk/src/org/openstreetmap/josm/tools/JosmDecimalFormatSymbolsProvider.java	(revision 16665)
@@ -29,5 +29,4 @@
     public Locale[] getAvailableLocales() {
         return Stream.of(
-                Stream.of(Locale.ROOT),
                 Stream.of("", "AU", "IE", "US", "UK").map(country -> new Locale("en", country, "")),
                 Stream.of("", "AT", "CH", "DE").map(country -> new Locale("de", country, "")),