Index: /trunk/src/org/openstreetmap/josm/actions/mapmode/ImproveWayAccuracyAction.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/actions/mapmode/ImproveWayAccuracyAction.java	(revision 7277)
+++ /trunk/src/org/openstreetmap/josm/actions/mapmode/ImproveWayAccuracyAction.java	(revision 7278)
@@ -90,4 +90,8 @@
     protected String oldModeHelpText;
 
+    /**
+     * Constructs a new {@code ImproveWayAccuracyAction}.
+     * @param mapFrame Map frame
+     */
     public ImproveWayAccuracyAction(MapFrame mapFrame) {
         super(tr("Improve Way Accuracy"), "improvewayaccuracy.png",
@@ -157,5 +161,5 @@
         DataSet.removeSelectionListener(this);
 
-        Main.map.keyDetector.addModifierListener(this);
+        Main.map.keyDetector.removeModifierListener(this);
         Main.map.mapView.repaint();
     }