diff --git a/scripts/upgrade b/scripts/upgrade
index bc8331e..92ce3ae 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -22,6 +22,7 @@ language=$(ynh_app_setting_get --app=$app --key=language)
 admin=$(ynh_app_setting_get --app=$app --key=admin)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 port=$(ynh_app_setting_get --app=$app --key=port)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 
 #=================================================
 # CHECK VERSION