diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
index 6d963fa..62551b8 100644
--- a/doc/DISCLAIMER.md
+++ b/doc/DISCLAIMER.md
@@ -1,4 +1,3 @@
 ## YunoHost specific features
 
-* SSO and LDAP are configured.
-* Login secured by fail2ban
\ No newline at end of file
+* LDAP are configured.
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 717af4a..d9f4473 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,7 +3,7 @@
     "id": "limesurvey",
     "packaging_format": 1,
     "description": {
-        "en": "Creation and distribution survey tool",
+        "en": "Create and distribute surveys",
         "fr": "Outil de création et diffusion de sondage"
     },
     "version": "5.2.6~ynh1",
diff --git a/scripts/backup b/scripts/backup
index fb640aa..55e5ea9 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -14,10 +14,6 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
-	### Remove this function if there's nothing to clean before calling the remove script.
-	true
-}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
diff --git a/scripts/restore b/scripts/restore
index e49088d..290cc64 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -14,10 +14,6 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
-	#### Remove this function if there's nothing to clean before calling the remove script.
-	true
-}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors