diff --git a/tools/ws/server.py b/tools/ws/server.py
index e2a31a3..844c97c 100644
--- a/tools/ws/server.py
+++ b/tools/ws/server.py
@@ -1,5 +1,12 @@
 import connexion
+from flask_cors import CORS
 
+# instantiate the webservice
 app = connexion.App(__name__)
 app.add_api('my_api.yaml')
+
+# CORSify it - otherwise Angular won't accept it
+CORS(app.app)
+
+# provide the webservice application to uwsgi
 application = app.app