diff --git a/include/class/extension.class.php b/include/class/extension.class.php
index 24f28425c..81f6d293a 100644
--- a/include/class/extension.class.php
+++ b/include/class/extension.class.php
@@ -60,7 +60,7 @@ class Extension extends Menu_Ref_sql
     var $noalyss_version; //!< minimum version of NOALYSS for this plugin
     var $order ; //!< $order in the menu (can be override by config menu)
     var $depend; //!< default depending menu (can be override by config menu)
-
+    var $schema; //!< default database schema to store data for the plugin
     public function verify()
     {
         // Verify that the elt we want to add is correct
@@ -407,6 +407,8 @@ class Extension extends Menu_Ref_sql
             $extension->order=(isset($xml->plugin[$i]->order))?trim($xml->plugin[$i]->order):9000;
             $extension->version=trim($xml->plugin[$i]->version);
             $extension->noalyss_version=(isset($xml->plugin[$i]->noalyss_version))?trim($xml->plugin[$i]->noalyss_version):8000;
+            $extension->schema=(isset($xml->plugin[$i]->schema))?trim($xml->plugin[$i]->schema):"public";
+            
             $a_extension[]=clone $extension;
         }
         return $a_extension;