Index: applications/editors/josm/plugins/lakewalker/src/org/openstreetmap/josm/plugins/lakewalker/LakewalkerPreferences.java
===================================================================
--- applications/editors/josm/plugins/lakewalker/src/org/openstreetmap/josm/plugins/lakewalker/LakewalkerPreferences.java	(revision 18880)
+++ applications/editors/josm/plugins/lakewalker/src/org/openstreetmap/josm/plugins/lakewalker/LakewalkerPreferences.java	(revision 19294)
@@ -11,4 +11,5 @@
 import org.openstreetmap.josm.gui.preferences.PreferenceDialog;
 import org.openstreetmap.josm.gui.preferences.PreferenceSetting;
+import org.openstreetmap.josm.gui.preferences.PreferenceTabbedPane;
 import org.openstreetmap.josm.tools.GBC;
 import org.openstreetmap.josm.tools.I18n;
@@ -66,5 +67,5 @@
     protected JLabel sourceLabel = new JLabel(tr("Source text"));
 
-    public void addGui(PreferenceDialog gui) {
+    public void addGui(PreferenceTabbedPane gui) {
         maxSegsConfig.setToolTipText(tr("Maximum number of segments allowed in each generated way. Default 250."));
         maxNodesConfig.setToolTipText(tr("Maximum number of nodes to generate before bailing out (before simplifying lines). Default 50000."));