diff --git a/inwx_cli.py b/inwx_cli.py
index 99b7cf2..a5c44fe 100644
--- a/inwx_cli.py
+++ b/inwx_cli.py
@@ -1,3 +1,6 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
 import os
 from inwx_config import login, logout # Importiere Login/Logout aus der Konfigurationsdatei
 from inwx_dns_functions import get_dns_info, add_record, update_record, delete_record # Importiere DNS-Funktionen
diff --git a/inwx_config.py b/inwx_config.py
index ca2f06a..80f65a4 100644
--- a/inwx_config.py
+++ b/inwx_config.py
@@ -1,3 +1,6 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
 import requests
 import json
 
diff --git a/inwx_dns_functions.py b/inwx_dns_functions.py
index a3d5071..7cd83ac 100644
--- a/inwx_dns_functions.py
+++ b/inwx_dns_functions.py
@@ -1,3 +1,6 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
 from inwx_config import api_call # Importiere die Basis-API-Funktion
 
 def get_dns_info(domain):