Index: /applications/editors/josm/plugins/wikipedia/src/org/wikipedia/WikipediaToggleDialog.java
===================================================================
--- /applications/editors/josm/plugins/wikipedia/src/org/wikipedia/WikipediaToggleDialog.java	(revision 32720)
+++ /applications/editors/josm/plugins/wikipedia/src/org/wikipedia/WikipediaToggleDialog.java	(revision 32721)
@@ -9,5 +9,4 @@
 import java.util.Arrays;
 import java.util.Collection;
-import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
@@ -172,9 +171,10 @@
         protected Void doInBackground() throws Exception {
             final List<WikipediaEntry> entries = getEntries();
-            Collections.sort(entries);
+            entries.sort(null);
             publish(entries.toArray(new WikipediaEntry[entries.size()]));
-            if (!entries.isEmpty()) {
-                WikipediaApp.updateWIWOSMStatus(entries.get(0).wikipediaLang, entries);
-            }
+            WikipediaApp.partitionList(entries, 20).forEach(chunk -> {
+                WikipediaApp.updateWIWOSMStatus(chunk.get(0).wikipediaLang, chunk);
+                list.repaint();
+            });
             return null;
         }