diff --git a/ansible/roles/internal/jupyterhub/defaults/main.yml b/ansible/roles/internal/jupyterhub/defaults/main.yml
index 942a96a..86ee320 100644
--- a/ansible/roles/internal/jupyterhub/defaults/main.yml
+++ b/ansible/roles/internal/jupyterhub/defaults/main.yml
@@ -84,6 +84,10 @@ jupyterhub_spawners:
         value: 'True'
       - conf_object: 'DockerSpawner.environment'
         value: "{ 'JUPYTER_RUNTIME_DIR': '/tmp' }"
+      - conf_object: 'Spawner.cmd'
+        value: 'jupyterhub-singleuser'
+      - conf_object: 'DockerSpawner.default_url'
+        value: '/tree'
   syzygyswiftspawner:
     name: 'syzygyauthenticator.swiftspawner.SyzygySwiftSpawner'
     options: