diff --git a/build.xml b/build.xml
index 6aabe21..beb913b 100644
--- a/build.xml
+++ b/build.xml
@@ -3,7 +3,7 @@
     <!-- enter the SVN commit message -->
     <property name="commit.message" value="Initial commit"/>
     <!-- enter the *lowest* JOSM version this plugin is currently compatible with -->
-    <property name="plugin.main.version" value="12881"/>
+    <property name="plugin.main.version" value="12987"/>
 
     <!-- Configure these properties (replace "..." accordingly).
          See https://josm.openstreetmap.de/wiki/DevelopersGuide/DevelopingPlugins
diff --git a/src/org/openstreetmap/josm/plugins/improveway/ImproveWayAccuracyAction.java b/src/org/openstreetmap/josm/plugins/improveway/ImproveWayAccuracyAction.java
index 16c6128..aec0bbb 100644
--- a/src/org/openstreetmap/josm/plugins/improveway/ImproveWayAccuracyAction.java
+++ b/src/org/openstreetmap/josm/plugins/improveway/ImproveWayAccuracyAction.java
@@ -46,7 +46,7 @@
 import org.openstreetmap.josm.data.osm.OsmPrimitive;
 import org.openstreetmap.josm.data.osm.Way;
 import org.openstreetmap.josm.data.osm.WaySegment;
-import org.openstreetmap.josm.data.preferences.ColorProperty;
+import org.openstreetmap.josm.data.preferences.NamedColorProperty;
 import org.openstreetmap.josm.gui.MainApplication;
 import org.openstreetmap.josm.gui.MapFrame;
 import org.openstreetmap.josm.gui.MapView;
@@ -207,14 +207,14 @@ public void run() {
 
     @Override
     protected void readPreferences() {
-        guideColor = new ColorProperty(marktr("improve way accuracy helper line"), Color.RED).get();
-        turnColor = new ColorProperty(marktr("improve way accuracy helper turn angle text"), new Color(240, 240, 240, 200)).get();
-        distanceColor = new ColorProperty(marktr("improve way accuracy helper distance text"), new Color(240, 240, 240, 120)).get();
-        arcFillColor = new ColorProperty(marktr("improve way accuracy helper arc fill"), new Color(200, 200, 200, 50)).get();
-        arcStrokeColor = new ColorProperty(marktr("improve way accuracy helper arc stroke"), new Color(240, 240, 240, 150)).get();
-        perpendicularLineColor = new ColorProperty(marktr("improve way accuracy helper perpendicular line"), 
+        guideColor = new NamedColorProperty(marktr("improve way accuracy helper line"), Color.RED).get();
+        turnColor = new NamedColorProperty(marktr("improve way accuracy helper turn angle text"), new Color(240, 240, 240, 200)).get();
+        distanceColor = new NamedColorProperty(marktr("improve way accuracy helper distance text"), new Color(240, 240, 240, 120)).get();
+        arcFillColor = new NamedColorProperty(marktr("improve way accuracy helper arc fill"), new Color(200, 200, 200, 50)).get();
+        arcStrokeColor = new NamedColorProperty(marktr("improve way accuracy helper arc stroke"), new Color(240, 240, 240, 150)).get();
+        perpendicularLineColor = new NamedColorProperty(marktr("improve way accuracy helper perpendicular line"), 
                 new Color(240, 240, 240, 150)).get();
-        equalAngleCircleColor = new ColorProperty(marktr("improve way accuracy helper equal angle circle"), 
+        equalAngleCircleColor = new NamedColorProperty(marktr("improve way accuracy helper equal angle circle"), 
                 new Color(240, 240, 240, 150)).get();
 
         selectTargetWayStroke = GuiHelper.getCustomizedStroke(Main.pref.get("improvewayaccuracy.stroke.select-target", "2"));