diff --git a/scripts/upgrade b/scripts/upgrade
index b8d7869..551cbb2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -20,6 +20,7 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 config_path=$(ynh_app_setting_get --app=$app --key=config_path)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 node_type=$(ynh_app_setting_get --app=$app --key=node_type)
 http_port=$(ynh_app_setting_get --app=$app --key=http_port)
 rpc_port=$(ynh_app_setting_get --app=$app --key=rpc_port)