diff --git a/src/activities/lang/ActivityInfo.qml b/src/activities/lang/ActivityInfo.qml
index 735b736eb..9fa6caee6 100644
--- a/src/activities/lang/ActivityInfo.qml
+++ b/src/activities/lang/ActivityInfo.qml
@@ -1,43 +1,43 @@
 /* GCompris - lang.qml
 *
 * Copyright (C) Siddhesh suthar <siddhesh.it@gmail.com> (Qt Quick port)
 *
 * Authors:
 *   Pascal Georges (pascal.georges1@free.fr) (GTK+ version)
 *   Holger Kaelberer <holger.k@elberer.de> (Qt Quick port of imageid)
 *   Siddhesh suthar <siddhesh.it@gmail.com> (Qt Quick port)
 *   Bruno Coudoin <bruno.coudoin@gcompris.net> (Integration Lang dataset)
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, see <http://www.gnu.org/licenses/>.
 */
 import GCompris 1.0
 
 ActivityInfo {
   name: "lang/Lang.qml"
-  difficulty: 1
+  difficulty: 4
   icon: "lang/lang.svg"
   author: "siddhesh suthar &lt;siddhesh.it@gmail.com&gt;"
   demo: true
   title: qsTr("Enrich your vocabulary")
   description: qsTr("Complete language learning activities.")
   goal: qsTr("Enrich your vocabulary in your native language or in a foreign one.")
   prerequisite: qsTr("Reading")
   manual: qsTr("Review a set of words. Each word is shown with a voice a text and an image.")
            + "<br><br>" + qsTr("When done you are suggested an exercise in which, given the voice,")
            + "<br><br>" + qsTr("you must find the right word. In the configuration you can select the language you want to learn.")
   credit: qsTr("The images and voices come from the Art4Apps project: http://www.art4apps.org/.")
            + "<br><br>" +qsTr(" You can also access this activity online on http://gcompris.net/activity/lang.")
   section: "reading"
   enabled: DownloadManager.isDataRegistered("words") || ApplicationInfo.isDownloadAllowed
 }