diff --git a/lib/plugins/syntax.php b/lib/plugins/syntax.php
index f7b64d8c0d8428811296310738185a8c7c03f576..127b92ce55ff5ee2256b7d04fafad89b90e62dd2 100644
--- a/lib/plugins/syntax.php
+++ b/lib/plugins/syntax.php
@@ -266,5 +266,14 @@ class DokuWiki_Syntax_Plugin extends Doku_Parser_Mode {
     return $conf;
   }
 
+    /**
+     * Allow the plugin to prevent DokuWiki from reusing an instance
+     *
+     * @return bool   false if the plugin has to be instantiated
+     */
+    function isSingleton() {
+        return true;
+    }
+
 }
 //Setup VIM: ex: et ts=4 enc=utf-8 :