diff --git a/manifest.json b/manifest.json
index c197287..b095949 100644
--- a/manifest.json
+++ b/manifest.json
@@ -33,8 +33,7 @@
     "arguments": {
         "install": [{
                 "name": "domain",
-                "type": "domain",
-                "example": "example.com"
+                "type": "domain"
             },
 
             {
diff --git a/scripts/backup b/scripts/backup
index 6d8e73f..5f502ba 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
 
@@ -69,9 +65,6 @@ ynh_backup --src_path="/etc/logrotate.d/$app"
 #=================================================
 ynh_print_info --message="Backing up the MySQL database..."
 
-### (However, things like MySQL dumps *do* take some time to run, though the
-### copy of the generated dump to the archive still happens later)
-
 ynh_mysql_dump_db --database="$db_name" > db.sql
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index d3cddcf..7731523 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