Index: trunk/src/org/openstreetmap/josm/gui/dialogs/properties/TaginfoAction.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/properties/TaginfoAction.java	(revision 17034)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/properties/TaginfoAction.java	(revision 17035)
@@ -153,5 +153,5 @@
     public TaginfoAction toTagHistoryAction() {
         String url = TAG_HISTORY_URL_PROP.get();
-        return new TaginfoAction(tr("Go to OSM Tag History"), tagSupplier, relationTypeSupplier, url) {
+        TaginfoAction action = new TaginfoAction(tr("Go to OSM Tag History"), tagSupplier, relationTypeSupplier, url) {
             @Override
             public String getTaginfoUrlForTag(Tag tag) {
@@ -164,4 +164,6 @@
             }
         };
+        new ImageProvider("dialogs/taghistory").getResource().attachImageIcon(action, true);
+        return action;
     }
 }