Index: trunk/src/org/openstreetmap/josm/gui/dialogs/ToggleDialog.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/ToggleDialog.java	(revision 16887)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/ToggleDialog.java	(revision 16888)
@@ -577,5 +577,5 @@
             // show the pref button if applicable
             if (preferenceClass != null) {
-                JButton pref = new JButton(ImageProvider.get("preference", ImageProvider.ImageSizes.SMALLICON));
+                JButton pref = new JButton(ImageProvider.get("preference_small", ImageProvider.ImageSizes.SMALLICON));
                 pref.setToolTipText(tr("Open preferences for this panel"));
                 pref.setBorder(BorderFactory.createEmptyBorder());