diff --git a/README.md b/README.md
index 0c98572..dbf50b3 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,10 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 ## Overview
 
-Create and distribute surveys
+LimeSurvey is used to create advanced poll.
 
-**Shipped version:** 5.2.6~ynh3
+
+**Shipped version:** 5.2.6~ynh4
 
 ## Screenshots
 
@@ -27,7 +28,10 @@ Create and distribute surveys
 
 ## YunoHost specific features
 
-* The application is integrated with YunoHost accounts (LDAP database)
+* In private mode, only authorized YunoHost members can create poll, with the public mode, it's possible to create account to people with no YunoHost account. 
+* SSO and LDAP are configured.
+* Login secured by fail2ban
+
 ## Documentation and resources
 
 * Official app website: <https://www.limesurvey.org>
diff --git a/README_fr.md b/README_fr.md
index 0c6c90d..1b48bf2 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -17,7 +17,8 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Outil de création et diffusion de sondage
 
-**Version incluse :** 5.2.6~ynh3
+
+**Version incluse :** 5.2.6~ynh4
 
 ## Captures d'écran
 
@@ -25,9 +26,12 @@ Outil de création et diffusion de sondage
 
 ## Avertissements / informations importantes
 
-## YunoHost specific features
+## Caractéristiques spécifiques de YunoHost
+
+* En mode privé, seuls les membres autorisés de YunoHost peuvent créer des sondages, en mode public, il est possible de créer des comptes pour les personnes n'ayant pas de compte YunoHost.
+* SSO et LDAP sont configurés.
+* Login sécurisé par fail2ban
 
-* The application is integrated with YunoHost accounts (LDAP database)
 ## Documentations et ressources
 
 * Site officiel de l'app : <https://www.limesurvey.org>
diff --git a/doc/DESCRIPTION.md b/doc/DESCRIPTION.md
new file mode 100644
index 0000000..a0d386f
--- /dev/null
+++ b/doc/DESCRIPTION.md
@@ -0,0 +1 @@
+LimeSurvey is used to create advanced poll.
diff --git a/doc/DESCRIPTION_fr.md b/doc/DESCRIPTION_fr.md
new file mode 100644
index 0000000..df05efa
--- /dev/null
+++ b/doc/DESCRIPTION_fr.md
@@ -0,0 +1 @@
+Outil de création et diffusion de sondage
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
index 0ef8aff..4c5f4b9 100644
--- a/doc/DISCLAIMER.md
+++ b/doc/DISCLAIMER.md
@@ -1,3 +1,5 @@
 ## YunoHost specific features
 
-* The application is integrated with YunoHost accounts (LDAP database)
\ No newline at end of file
+* In private mode, only authorized YunoHost members can create poll, with the public mode, it's possible to create account to people with no YunoHost account. 
+* SSO and LDAP are configured.
+* Login secured by fail2ban
diff --git a/doc/DISCLAIMER_fr.md b/doc/DISCLAIMER_fr.md
new file mode 100644
index 0000000..743bea5
--- /dev/null
+++ b/doc/DISCLAIMER_fr.md
@@ -0,0 +1,5 @@
+## Caractéristiques spécifiques de YunoHost
+
+* En mode privé, seuls les membres autorisés de YunoHost peuvent créer des sondages, en mode public, il est possible de créer des comptes pour les personnes n'ayant pas de compte YunoHost.
+* SSO et LDAP sont configurés.
+* Login sécurisé par fail2ban
diff --git a/manifest.json b/manifest.json
index 5fd9c33..f248292 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Create and distribute surveys",
         "fr": "Outil de création et diffusion de sondage"
     },
-    "version": "5.2.6~ynh3",
+    "version": "5.2.6~ynh4",
     "url": "https://www.limesurvey.org/",
     "upstream": {
         "license": "GPL-2.0+",
@@ -175,7 +175,7 @@
             {
                 "name": "is_admin_public",
                 "type": "boolean",
-                "help": {
+                "ask": {
                     "en": "In private mode, only authorized YunoHost members can create poll, with the public mode, it's possible to create account to people with no YunoHost account. ",
                     "fr": "En mode privé, seuls les utilisateurs YunoHost autorisés peuvent créer un sondage. En mode public, il est possible de créer un sondage avec un compte Limesurvey mais sans compte YunoHost."
                 },
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 82e561f..ee976f4 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -12,11 +12,11 @@ YNH_PHP_VERSION="7.3"
 pkg_dependencies="php${YNH_PHP_VERSION}-cli php${YNH_PHP_VERSION}-mysql php${YNH_PHP_VERSION}-imap python3-pip php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-ldap php${YNH_PHP_VERSION}-zip php${YNH_PHP_VERSION}-mbstring"
 
 #=================================================
-# SPECIFIC HELPERS
+# PERSONAL HELPERS
 #=================================================
 
 #=================================================
-# COMMON HELPERS
+# EXPERIMENTAL HELPERS
 #=================================================
 
 # Send an email to inform the administrator
diff --git a/scripts/install b/scripts/install
index 06434e2..f409596 100755
--- a/scripts/install
+++ b/scripts/install
@@ -68,7 +68,7 @@ ynh_install_app_dependencies $pkg_dependencies
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
-ynh_script_progression --message="Configuring system user..." --time --weight=1
+ynh_script_progression --message="Configuring system user..." --weight=1
 
 # Create a system user
 ynh_system_user_create --username=$app --home_dir="$final_path"
diff --git a/scripts/upgrade b/scripts/upgrade
index e2a3fe8..631a6a1 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -127,7 +127,7 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=1
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path" --keep="$(echo $final_path/plugins/*) $final_path/application/config/config.php $final_path/upload"
+	ynh_setup_source --dest_dir="$final_path" --keep="application/config/config.php $(echo $final_path/plugins/*) $final_path/application/config/config.php $final_path/upload"
 fi
 
 chmod 750 "$final_path"