diff --git a/lib/plugins/admin.php b/lib/plugins/admin.php
index 113cf60be60ce7c0f8fb01fd99fbdd9b3b124965..480fc07dd4b3c28ea495d58ea27bf1557fa731a9 100644
--- a/lib/plugins/admin.php
+++ b/lib/plugins/admin.php
@@ -60,7 +60,6 @@ class DokuWiki_Admin_Plugin {
   // plugin introspection methods
   // extract from class name, format = <plugin type>_plugin_<name>[_<component name>]
   function getPluginType() { list($t) = explode('_', get_class($this), 2); return $t;  }
-
   function getPluginName() { list($t, $p, $n) = explode('_', get_class($this), 4); return $n; }
   function getPluginComponent() { list($t, $p, $n, $c) = explode('_', get_class($this), 4); return (isset($c)?$c:''); }
 
diff --git a/lib/plugins/plugin/admin.php b/lib/plugins/plugin/admin.php
index 8c332d4ed9d1d23a96f5603de2abd9f2a302bd75..5fdc738106611bae9dc4abdc5bddecc719807194 100644
--- a/lib/plugins/plugin/admin.php
+++ b/lib/plugins/plugin/admin.php
@@ -257,6 +257,10 @@ class ap_manage {
 
             sort($this->manager->plugin_list = plugin_list('',true));
 
+            // expire dokuwiki caches
+            // touching local.php expires wiki page, JS and CSS caches
+            @touch(DOKU_CONF.'local.php');
+
             // update latest plugin date - FIXME
             return (!$this->manager->error);
         }
@@ -591,6 +595,9 @@ class ap_manage {
 						}
 					}		
 				}
+
+        // refresh plugins, including expiring any dokuwiki cache(s)
+        $this->refresh();
 			}
 			
 		}