diff -ru update-manager-0.142.2-old//UpdateManager/Core/MyCache.py update-manager-0.142.2/UpdateManager/Core/MyCache.py
--- update-manager-0.142.2-old//UpdateManager/Core/MyCache.py	2010-06-25 10:49:04.000000000 +0200
+++ update-manager-0.142.2/UpdateManager/Core/MyCache.py	2010-07-02 18:32:02.942522000 +0200
@@ -90,6 +90,8 @@
     @property
     def installCount(self):
         return self._depcache.inst_count
+    def keepCount(self):
+        return self._depcache.keep_count
     def saveDistUpgrade(self):
         """ this functions mimics a upgrade but will never remove anything """
         self._depcache.upgrade(True)
diff -ru update-manager-0.142.2-old//UpdateManager/UpdateManager.py update-manager-0.142.2/UpdateManager/UpdateManager.py
--- update-manager-0.142.2-old//UpdateManager/UpdateManager.py	2010-06-25 10:49:04.000000000 +0200
+++ update-manager-0.142.2/UpdateManager/UpdateManager.py	2010-07-02 18:33:20.491949000 +0200
@@ -510,8 +510,9 @@
       if num_updates == 0:
           text_header= "<big><b>%s</b></big>"  % _("Your system is up-to-date")
           self.label_downsize.set_text("\n")
-          self.notebook_details.set_sensitive(False)
-          self.treeview_update.set_sensitive(False)
+          if not self.cache.keepCount == 0:
+              self.notebook_details.set_sensitive(False)
+              self.treeview_update.set_sensitive(False)
           self.button_install.set_sensitive(False)
           self.button_close.grab_default()
           self.textview_changes.get_buffer().set_text("")