diff --git a/scripts/install b/scripts/install
index 926bd17..361e3bf 100644
--- a/scripts/install
+++ b/scripts/install
@@ -52,6 +52,7 @@ sudo yunohost app setting $app domain -v $domain
 sudo yunohost app setting $app admin -v $admin
 sudo yunohost app setting $app is_public -v $is_public
 sudo yunohost app setting $app password -v $password
+sudo yunohost app setting $app language -v $language
 sudo yunohost app setting $app port -v $port
 sudo yunohost app setting $app abiword -v $abiword
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 0f7cd07..3354e44 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -10,6 +10,7 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(sudo yunohost app setting $app domain)
 path=$(sudo yunohost app setting $app path)
 admin=$(sudo yunohost app setting $app admin)
+language=$(sudo yunohost app setting $app language)
 is_public=$(sudo yunohost app setting $app is_public)
 final_path=$(sudo yunohost app setting $app final_path)
 port=$(sudo yunohost app setting $app port)
@@ -41,6 +42,11 @@ then
 	abiword_path=`which abiword`	# Récupère l'emplacement de l'exécutable de abiword
 	sudo sed -i "s@\"abiword\" : null@\"abiword\" : \"$abiword_path\"@" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
 fi
+if test -z $language; then
+    language=en # En cas d'upgrade d'une version ne gérant pas la langue, la langue est anglais par défaut
+    sudo yunohost app setting $app language -v $language
+fi
+sudo sed -i "s/__LANGUAGE__/$language/g" "$final_path/settings.json"
 STORE_MD5_CONFIG "settings.json" "$final_path/settings.json"	# Réenregistre la somme de contrôle du fichier de config
 STORE_MD5_CONFIG "credentials.json" "$final_path/credentials.json"	# Réenregistre la somme de contrôle du fichier de config