diff --git a/warpapi/warpapi.py b/warpapi/warpapi.py
index 4c169347dff628f11ce0cfb1c4bb041ed70aacd6..e556152f77a0484eb8acc6fdf040dbe10abe18d4 100644
--- a/warpapi/warpapi.py
+++ b/warpapi/warpapi.py
@@ -53,7 +53,14 @@ def handle_mqtt_message(client, userdata, message):
     app.logger.info(data)
     zone_door_status = message.payload.decode()
     app.logger.info("zone_door_status = " + zone_door_status)
-    
+
+# CORS Header setzen     
+@app.after_request 
+def after_request(response):
+    header = response.headers
+    header['Access-Control-Allow-Origin'] = '*'
+    return response
+
 # Startseite
 @app.route('/')
 def view_index():