diff --git a/README.md b/README.md
index 0b530e4..cbf8174 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Flarum is a simple discussion platform for your website. It's fast and easy to use, with all the features you need to run a successful community.
 
-**Shipped version:** 1.1.1~ynh1
+**Shipped version:** 1.1.1~ynh2
 
 **Demo:** https://discuss.flarum.org/d/21101-demos-come-to-flarum
 
diff --git a/README_fr.md b/README_fr.md
index 5eda6e0..4be563b 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -13,7 +13,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Flarum est une plate-forme de discussion simple pour votre site Web. C'est rapide et facile à utiliser, avec toutes les fonctionnalités dont vous avez besoin pour gérer une communauté.
 
-**Version incluse :** 1.1.1~ynh1
+**Version incluse :** 1.1.1~ynh2
 
 **Démo :** https://discuss.flarum.org/d/21101-demos-come-to-flarum
 
diff --git a/manifest.json b/manifest.json
index f65f256..8dca414 100644
--- a/manifest.json
+++ b/manifest.json
@@ -7,7 +7,7 @@
         "fr": "Forum de nouvelle génération, simplement",
         "de": "Forum der nächsten Generation leicht gemacht"
     },
-    "version": "1.1.1~ynh1",
+    "version": "1.1.1~ynh2",
     "url": "http://flarum.org/",
     "upstream": {
         "license": "MIT",
diff --git a/scripts/install b/scripts/install
index 3f1ecd5..3794626 100644
--- a/scripts/install
+++ b/scripts/install
@@ -173,20 +173,25 @@ ynh_mysql_connect_as --user=$app --password="$db_pwd" --database=$db_name < ../c
 case $language in
   fr)
     ynh_script_progression --message="Installing French extension..." --weight=2
-    ynh_exec_warn_less ynh_composer_exec --phpversion=$phpversion --workdir=$final_path --commands="require qiaeru/lang-french:^2.0.0"
+    ynh_exec_warn_less ynh_composer_exec --phpversion=$phpversion --workdir=$final_path --commands="require qiaeru/lang-french:*"
     activate_flarum_extension $db_name "qiaeru-lang-french"
     sql_command="UPDATE \`settings\` SET \`value\` = 'fr' WHERE \`settings\`.\`key\` = 'default_locale'"
     ynh_mysql_execute_as_root --sql="$sql_command" --database=$db_name
     ;;
   de)
     ynh_script_progression --message="Installing German extension..." --weight=2
-    ynh_exec_warn_less ynh_composer_exec --phpversion=$phpversion --workdir=$final_path --commands="require kakifrucht/flarum-de:^1.0.0"
+    ynh_exec_warn_less ynh_composer_exec --phpversion=$phpversion --workdir=$final_path --commands="require kakifrucht/flarum-de:*"
     activate_flarum_extension $db_name "kakifrucht-de"
     sql_command="UPDATE \`settings\` SET \`value\` = 'de' WHERE \`settings\`.\`key\` = 'default_locale'"
     ynh_mysql_execute_as_root --sql="$sql_command" --database=$db_name
     ;;
 esac
 
+# Set files and directories permissions
+chmod 750 "$final_path"
+chmod -R o-rwx "$final_path"
+chown -R $app:www-data "$final_path"
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 8e0072c..98d5fb3 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -244,6 +244,11 @@ ynh_app_setting_set $app project_version "$project_version"
 ynh_app_setting_set $app core_version "$core_version"
 ynh_app_setting_set $app ldap_version "$ldap_version"
 
+# Set files and directories permissions
+chmod 750 "$final_path"
+chmod -R o-rwx "$final_path"
+chown -R $app:www-data "$final_path"
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================