diff --git a/docs/index.rst b/docs/index.rst
index aa5d2e70..5f1160c2 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -150,8 +150,9 @@ example enforce an interactive sudo TTY and account password.
     webapp = router.sudo(via=webserver, username='webapp')
 
     # Transparently tunnelled over fileserver -> .. -> sudo.webapp link
-    fileserver.call(econtext.fakessh.run, webapp,
-                   ['rsync', 'appdata', 'appserver:appdata'])
+    fileserver.call(econtext.fakessh.run, webapp, [
+        'rsync', 'appdata', 'appserver:appdata'
+    ])
 
 
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