diff --git a/scripts/install b/scripts/install
index c86ded8..42ae890 100644
--- a/scripts/install
+++ b/scripts/install
@@ -9,6 +9,22 @@
 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
 #=================================================
@@ -30,7 +46,7 @@ chown -R $app:www-data "$install_dir"
 ynh_script_progression --message="Configuring PHP-FPM..." --weight=1
 
 # Create a dedicated php-fpm config
-ynh_add_fpm_config --usage=low --footprint=low
+ynh_add_fpm_config --usage=$fpm_usage --footprint=$fpm_footprint
 
 # Create a dedicated nginx config
 ynh_add_nginx_config
diff --git a/scripts/upgrade b/scripts/upgrade
index 30903af..b074f63 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -20,21 +20,22 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
 
-# If the admin is not defined, We can't upgrade this app
-if [ -z "${admin:-}" ]; then
-	ynh_die --message="You are upgrading Adminer from a version where the admin is not defined. Please reinstall Adminer"
-fi
-
 # If fpm_footprint doesn't exist, create it
 if [ -z "${fpm_footprint:-}" ]; then
-	fpm_footprint=low
-	ynh_app_setting_set --app=$app --key=fpm_footprint --value=$fpm_footprint
+    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=$fpm_usage
+    fpm_usage=low
+    ynh_app_setting_set --app=$app --key=fpm_usage --value=$fpm_usage
 fi
 
 #=================================================