diff --git a/dockerfiles/jupyterhub/jupyterhub_config.py b/dockerfiles/jupyterhub/jupyterhub_config.py
index 63a2133..7fe809b 100644
--- a/dockerfiles/jupyterhub/jupyterhub_config.py
+++ b/dockerfiles/jupyterhub/jupyterhub_config.py
@@ -55,6 +55,9 @@
         c.SwarmSpawner.environment.update(environment)
         c.SwarmSpawner.extra_container_spec = {'user': '0'}
 
+# Issue in JupyterHub 4.0 where cookie auth is not persisted from a token in url authenticated request
+c.SwarmSpawner.environment.update({'JUPYTERHUB_SINGLEUSER_EXTENSION': '0'})
+
 # Spawner config
 c.JupyterHub.spawner_class = 'dockerspawner.SwarmSpawner'
 c.Spawner.start_timeout = int(os.environ['JH_START_TIMEOUT'])
diff --git a/xnat-jupyterhub-chart/files/pre_spawn_hook.py b/xnat-jupyterhub-chart/files/pre_spawn_hook.py
index f53a7ea..e86b39b 100644
--- a/xnat-jupyterhub-chart/files/pre_spawn_hook.py
+++ b/xnat-jupyterhub-chart/files/pre_spawn_hook.py
@@ -64,6 +64,11 @@ def pre_spawn_hook(spawner):
                 'NB_USER': f'{spawner.user.name}'
             })
 
+            # Issue in JupyterHub 4.0 where cookie auth is not persisted from a token in url authenticated request
+            spawner.environment.update({
+                'JUPYTERHUB_SINGLEUSER_EXTENSION': '0'
+            })
+
             if 'mounts' in container_spec:
                 logger.debug(
                     f'Adding mounts to user {spawner.user.name} server {spawner.name} from XNAT. Mounts: {container_spec["mounts"]}')