Index: applications/editors/josm/plugins/turnlanes/src/org/openstreetmap/josm/plugins/turnlanes/gui/TurnLanesDialog.java
===================================================================
--- applications/editors/josm/plugins/turnlanes/src/org/openstreetmap/josm/plugins/turnlanes/gui/TurnLanesDialog.java	(revision 28620)
+++ applications/editors/josm/plugins/turnlanes/src/org/openstreetmap/josm/plugins/turnlanes/gui/TurnLanesDialog.java	(revision 28624)
@@ -129,6 +129,6 @@
     };
     
-    private final Action editAction = new EditAction();
-    private final Action validateAction = new ValidateAction();
+    private final JosmAction editAction = new EditAction();
+    private final JosmAction validateAction = new ValidateAction();
     
     private static final long serialVersionUID = -1998375221636611358L;
@@ -220,4 +220,6 @@
         MapView.removeEditLayerChangeListener(this);
         DataSet.removeSelectionListener(this);
+        editAction.destroy();
+        validateAction.destroy();
 	}
 }