Index: /trunk/src/org/openstreetmap/josm/gui/io/UploadDialog.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/io/UploadDialog.java	(revision 15039)
+++ /trunk/src/org/openstreetmap/josm/gui/io/UploadDialog.java	(revision 15040)
@@ -633,5 +633,5 @@
             final String uploadSource = dialog.getUploadSource();
             final String uploadSourceRejection = validateUploadTag(
-                    uploadSource, "upload.source", def, Collections.singletonList("google"));
+                    uploadSource, "upload.source", def, def);
             if ((Utils.isStripEmpty(uploadSource) && warnUploadSource()) ||
                     (uploadSourceRejection != null && warnRejectedUploadSource(uploadSourceRejection))) {