diff --git a/scripts/backup b/scripts/backup
index 62ffbee..425807a 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -33,10 +33,6 @@ ynh_backup --src_path="$data_dir" --is_big
 
 ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
-#=================================================
-# BACKUP THE PHP-FPM CONFIGURATION
-#=================================================
-
 ynh_backup --src_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 86cef37..364ba68 100755
--- a/scripts/install
+++ b/scripts/install
@@ -9,22 +9,6 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# RETRIEVE ARGUMENTS FROM THE MANIFEST
-#=================================================
-
-fpm_footprint="low"
-fpm_free_footprint=0
-fpm_usage="low"
-
-#=================================================
-# STORE SETTINGS FROM MANIFEST
-#=================================================
-
-ynh_app_setting_set --app=$app --key=fpm_footprint --value=$fpm_footprint
-ynh_app_setting_set --app=$app --key=fpm_free_footprint --value=$fpm_free_footprint
-ynh_app_setting_set --app=$app --key=fpm_usage --value=$fpm_usage
-
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -40,10 +24,8 @@ chown -R $app:www-data "$install_dir"
 #=================================================
 ynh_script_progression --message="Configuring PHP-FPM..." --weight=2
 
-# Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=$fpm_usage --footprint=$fpm_footprint
+ynh_add_fpm_config
 
-# Create a dedicated NGINX config
 ynh_add_nginx_config
 
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index 61db822..ac762c0 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -14,10 +14,8 @@ source /usr/share/yunohost/helpers
 #=================================================
 ynh_script_progression --message="Removing NGINX web server configuration..." --weight=1
 
-# Remove the dedicated NGINX config
 ynh_remove_nginx_config
 
-# Remove the dedicated PHP-FPM config
 ynh_remove_fpm_config
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 4324d3b..a231b47 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -9,45 +9,12 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# CHECK VERSION
-#=================================================
-
-upgrade_type=$(ynh_check_app_version_changed)
-
-#=================================================
-# ENSURE DOWNWARD COMPATIBILITY
-#=================================================
-ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
-
-# If fpm_footprint doesn't exist, create it
-if [ -z "${fpm_footprint:-}" ]; then
-    fpm_footprint=low
-    ynh_app_setting_set --app=$app --key=fpm_footprint --value=$fpm_footprint
-fi
-
-# If fpm_free_footprint doesn't exist, create it
-if [ -z "${fpm_free_footprint:-}" ]; then
-    fpm_free_footprint=0
-    ynh_app_setting_set --app=$app --key=fpm_free_footprint --value=$fpm_free_footprint
-fi
-
-# If fpm_usage doesn't exist, create it
-if [ -z "${fpm_usage:-}" ]; then
-    fpm_usage=low
-    ynh_app_setting_set --app=$app --key=fpm_usage --value=$fpm_usage
-fi
-
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
+ynh_script_progression --message="Upgrading source files..." --weight=2
 
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-	ynh_script_progression --message="Upgrading source files..." --weight=2
-
-	ynh_setup_source --dest_dir="$install_dir"
-fi
+ynh_setup_source --dest_dir="$install_dir"
 
 chmod -R o-rwx "$install_dir"
 chown -R $app:www-data "$install_dir"
@@ -57,10 +24,8 @@ chown -R $app:www-data "$install_dir"
 #=================================================
 ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=1
 
-# Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=$fpm_usage --footprint=$fpm_footprint
+ynh_add_fpm_config
 
-# Create a dedicated NGINX config
 ynh_add_nginx_config
 
 #=================================================