Index: src/org/openstreetmap/josm/gui/dialogs/SelectionListDialog.java
===================================================================
--- src/org/openstreetmap/josm/gui/dialogs/SelectionListDialog.java	(revision 3361)
+++ src/org/openstreetmap/josm/gui/dialogs/SelectionListDialog.java	(working copy)
@@ -58,6 +58,7 @@
 import org.openstreetmap.josm.data.osm.event.DataChangedEvent;
 import org.openstreetmap.josm.data.osm.event.DataSetListener;
 import org.openstreetmap.josm.data.osm.event.DatasetEventManager;
+import org.openstreetmap.josm.data.osm.event.DatasetEventManager.FireMode;
 import org.openstreetmap.josm.data.osm.event.NodeMovedEvent;
 import org.openstreetmap.josm.data.osm.event.PrimitivesAddedEvent;
 import org.openstreetmap.josm.data.osm.event.PrimitivesRemovedEvent;
@@ -65,13 +66,12 @@
 import org.openstreetmap.josm.data.osm.event.SelectionEventManager;
 import org.openstreetmap.josm.data.osm.event.TagsChangedEvent;
 import org.openstreetmap.josm.data.osm.event.WayNodesChangedEvent;
-import org.openstreetmap.josm.data.osm.event.DatasetEventManager.FireMode;
 import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor;
 import org.openstreetmap.josm.gui.DefaultNameFormatter;
 import org.openstreetmap.josm.gui.MapView;
+import org.openstreetmap.josm.gui.MapView.EditLayerChangeListener;
 import org.openstreetmap.josm.gui.OsmPrimitivRenderer;
 import org.openstreetmap.josm.gui.SideButton;
-import org.openstreetmap.josm.gui.MapView.EditLayerChangeListener;
 import org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationMemberTask;
 import org.openstreetmap.josm.gui.dialogs.relation.RelationEditor;
 import org.openstreetmap.josm.gui.layer.OsmDataLayer;
@@ -99,6 +99,8 @@
     private DownloadSelectedIncompleteMembersAction actDownloadSelectedIncompleteMembers;
     private InspectAction actInspect;
 
+    private boolean titleDirty;
+
     /**
      * Builds the panel with the list of selected OSM primitives
      *
@@ -274,7 +276,17 @@
      */
     class TitleUpdater implements ListDataListener {
         protected void updateTitle() {
-            setTitle(model.getJOSMSelectionSummary());
+            if (!titleDirty) {
+                titleDirty = true;
+
+                // queue title update
+                SwingUtilities.invokeLater(new Runnable() {
+                    public void run() {
+                        setTitle(model.getJOSMSelectionSummary());
+                        titleDirty = false;
+                    }
+                });
+            }
         }
 
         public void contentsChanged(ListDataEvent e) {