Index: trunk/test/unit/org/openstreetmap/josm/io/GpxWriterTest.java
===================================================================
--- trunk/test/unit/org/openstreetmap/josm/io/GpxWriterTest.java	(revision 14449)
+++ trunk/test/unit/org/openstreetmap/josm/io/GpxWriterTest.java	(revision 14453)
@@ -66,5 +66,5 @@
         testSingleWaypoint(
                 w -> w.put(GpxConstants.PT_TIME, Date.from(LocalDate.of(2018, Month.AUGUST, 2).atStartOfDay(ZoneOffset.UTC).toInstant())),
-                "    <time>2018-08-02T00:00:00.000Z</time>%n");
+                "    <time>2018-08-02T00:00:00Z</time>%n");
     }