diff --git a/examples/service-whoami-flask/jupyterhub_config.py b/examples/service-whoami-flask/jupyterhub_config.py
index 32fdfd81ec..91d15c3710 100644
--- a/examples/service-whoami-flask/jupyterhub_config.py
+++ b/examples/service-whoami-flask/jupyterhub_config.py
@@ -7,13 +7,7 @@
     },
 ]
 c.JupyterHub.load_roles = [
-    {
-        'name': 'user',
-        'scopes': [
-            'access:services!service=whoami',
-            'self'
-        ]
-    }
+    {'name': 'user', 'scopes': ['access:services!service=whoami', 'self']}
 ]
 
 # dummy auth and simple spawner for testing