diff --git a/jupyterhub_config.py b/jupyterhub_config.py
index 8c180158000cce9789240da375ede1c149cdcb98..a82e611aaf8dbf9d4288e93b6867d816753e2f08 100644
--- a/jupyterhub_config.py
+++ b/jupyterhub_config.py
@@ -1119,7 +1119,7 @@ c.JupyterHub.spawner_class = 'dockerspawner.DockerSpawner'
 import os
 
 
-c.Spawner.args = ['--NotebookApp.allow_origin="https://jupyterhub.ki.ub.unibas.ch"']
+c.Spawner.args = ['--ServerApp.allow_origin="https://jupyterhub.ki.ub.unibas.ch"']
 
 # Spawn containers from this image
 c.DockerSpawner.image = os.environ["DOCKER_NOTEBOOK_IMAGE"]