diff --git a/scripts/upgrade b/scripts/upgrade
index eee93d9..8e93e0c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -22,6 +22,7 @@ admin=$(ynh_app_setting_get --app=$app --key=admin)
 port=$(ynh_app_setting_get --app=$app --key=port)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 data_path=$(ynh_app_setting_get --app=$app --key=data_path)
+api_key=$(ynh_app_setting_get --app=$app --key=api_key)
 
 #=================================================
 # CHECK VERSION
@@ -131,6 +132,13 @@ ynh_script_progression --message="Upgrading systemd configuration..." --weight=1
 # Create a dedicated systemd config
 ynh_add_systemd_config
 
+#=================================================
+# UPDATE A CONFIG FILE
+#=================================================
+ynh_script_progression --message="Updating the configuration file.." --weight=1
+
+ynh_add_config --template="../conf/config.xml" --destination="$data_path/config.xml"
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================