diff --git a/src/activities/letter-in-word/ActivityInfo.qml b/src/activities/letter-in-word/ActivityInfo.qml
index 4eb0369a0..bbc17dd2b 100644
--- a/src/activities/letter-in-word/ActivityInfo.qml
+++ b/src/activities/letter-in-word/ActivityInfo.qml
@@ -1,40 +1,40 @@
 /* GCompris - ActivityInfo.qml
  *
  * Copyright (C) 2016 Akshat Tandon <akshat.tandon@research.iiit.ac.in>
  *
  * 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 <https://www.gnu.org/licenses/>.
  */
 import GCompris 1.0
 
 ActivityInfo {
   name: "letter-in-word/LetterInWord.qml"
   difficulty: 2
   icon: "letter-in-word/letter-in-word.svg"
   author: "Akshat Tandon &lt;akshat.tandon@research.iiit.ac.ins&gt;"
   demo: true
   //: Activity title
   title: qsTr("Letter in which word")
   //: Help title
   description: qsTr("A letter is written and/or spoken. Some words are displayed, the children must find the word or the words in which this letter appears.")
   //intro: "Click on all the words containing the wanted letter."
   //: Help goal
   goal: qsTr("Select all the words which contain the spoken letter.")
   //: Help prerequisite
   prerequisite: qsTr("spellings, letter recognition")
   //: Help manual
-  manual: ""
+  manual: qsTr("A letter is displayed on the flag attached to the plane, select all the words or the objects in which the letter appears and then press OK.")
   credit: ""
   section: "reading"
   createdInVersion: 7000
 }