diff --git a/scripts/upgrade b/scripts/upgrade
index 6104e03..a33adf6 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -25,6 +25,7 @@ admin=$(ynh_app_setting_get --app=$app --key=admin)
 password=$(ynh_app_setting_get --app=$app --key=password)
 port=$(ynh_app_setting_get --app=$app --key=port)
 console_port=$(ynh_app_setting_get --app=$app --key=console_port)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 architecture=$YNH_ARCH
 
 #=================================================