Index: /applications/editors/josm/plugins/pbf/src/org/openstreetmap/josm/plugins/pbf/PbfConstants.java
===================================================================
--- /applications/editors/josm/plugins/pbf/src/org/openstreetmap/josm/plugins/pbf/PbfConstants.java	(revision 35719)
+++ /applications/editors/josm/plugins/pbf/src/org/openstreetmap/josm/plugins/pbf/PbfConstants.java	(revision 35720)
@@ -15,10 +15,10 @@
      * File extension.
      */
-    String EXTENSION = "pbf";
+    String EXTENSION = "osm.pbf";
 
     /**
      * File filter used in import/export dialogs.
      */
-    ExtensionFileFilter FILE_FILTER = new ExtensionFileFilter(EXTENSION, EXTENSION,
+    ExtensionFileFilter FILE_FILTER = new ExtensionFileFilter("pbf", EXTENSION,
             tr("OSM Server Files pbf compressed") + " (*."+EXTENSION+")");
 }