Index: applications/editors/josm/plugins/pluginmanager/src/at/dallermassl/josm/plugin/pluginmanager/SiteDescription.java
===================================================================
--- applications/editors/josm/plugins/pluginmanager/src/at/dallermassl/josm/plugin/pluginmanager/SiteDescription.java	(revision 3412)
+++ applications/editors/josm/plugins/pluginmanager/src/at/dallermassl/josm/plugin/pluginmanager/SiteDescription.java	(revision 3413)
@@ -72,4 +72,5 @@
      */
     public void loadFromUrl() throws IOException {
+        plugins.clear();
         URL xmlUrl = new URL(url, SITE_FILE_NAME);
         System.out.println("loading from url " + xmlUrl);