diff --git a/scripts/change_url b/scripts/change_url
index abfa21e..142eafd 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -69,7 +69,7 @@ fi
 #=================================================
 # MODIFY URL IN NGINX CONF
 #=================================================
-ynh_script_progression --message="Updating nginx web server configuration..." --weight=1
+ynh_script_progression --message="Updating NGINX web server configuration..." --weight=1
 
 nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
 
@@ -115,7 +115,7 @@ ynh_replace_string --match_string="__PATH_URL__" --replace_string="$new_path" --
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
diff --git a/scripts/install b/scripts/install
index 4567358..4c2a5b6 100644
--- a/scripts/install
+++ b/scripts/install
@@ -281,7 +281,7 @@ fi
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
diff --git a/scripts/remove b/scripts/remove
index a30b0ae..1c72a9e 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -58,7 +58,7 @@ ynh_secure_remove --file="/home/yunohost.app/$app"
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Removing nginx web server configuration..." --weight=1
+ynh_script_progression --message="Removing NGINX web server configuration..." --weight=1
 
 # Remove the dedicated nginx config
 ynh_remove_nginx_config
@@ -66,7 +66,7 @@ ynh_remove_nginx_config
 #=================================================
 # REMOVE PHP-FPM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Removing php-fpm configuration..." --weight=1
+ynh_script_progression --message="Removing PHP-FPM configuration..." --weight=1
 
 # Remove the dedicated php-fpm config
 ynh_remove_fpm_config
diff --git a/scripts/restore b/scripts/restore
index 612b2a2..83b74f2 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -49,7 +49,7 @@ test ! -d $final_path \
 #=================================================
 # RESTORE THE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Restoring the nginx configuration..." --weight=1
+ynh_script_progression --message="Restoring the NGINX configuration..." --weight=1
 
 ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
@@ -75,7 +75,8 @@ ynh_script_progression --message="Restoring user rights..." --weight=1
 
 # Restore permissions on app files
 chown -R root: $final_path
-chmod 2775 "$final_path/sites/default/files"
+mkdir -p "$final_path/app/sites/default/files"
+chmod 2775 "$final_path/app/sites/default/files"
 
 mkdir -p "/home/yunohost.app/$app/data"
 chown -R $app: "/home/yunohost.app/$app/data"
@@ -116,7 +117,7 @@ ynh_psql_execute_file_as_root --file="./db.sql" --database="$db_name"
 #=================================================
 # RELOAD NGINX AND PHP-FPM
 #=================================================
-ynh_script_progression --message="Reloading nginx web server and php-fpm..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server and PHP-FPM..." --weight=1
 
 ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
 ynh_systemd_action --service_name=nginx --action=reload
diff --git a/scripts/upgrade b/scripts/upgrade
index d649c97..ccca468 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -112,9 +112,9 @@ ynh_system_user_create --username=$app --home_dir="$final_path"
 #=================================================
 # PHP-FPM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Upgrading php-fpm configuration..." --weight=1
+ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=1
 
-# Create a dedicated php-fpm config
+# Create a dedicated PHP-FPM config
 ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
 
 #=================================================
@@ -195,7 +195,7 @@ fi
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload