diff --git a/joy/gui/world.py b/joy/gui/world.py
index 2fc660a..79ec1f2 100644
--- a/joy/gui/world.py
+++ b/joy/gui/world.py
@@ -142,7 +142,7 @@ class StackDisplayWorld(World):
     self.repo.stage([self.relative_STACK_FN])
     commit_id = self.repo.do_commit(
       b'auto-save',
-      committer=b'Simon Forman <forman.simon@gmail.com>',
+      committer=b'thun-auto-save <nobody@example.com>',
       )
     _log.info('commit %s', commit_id)
 
diff --git a/joy/library.py b/joy/library.py
index 5362efa..a0ee19d 100644
--- a/joy/library.py
+++ b/joy/library.py
@@ -24,10 +24,7 @@ returns a dictionary of Joy functions suitable for use with the joy()
 function.
 '''
 from __future__ import print_function
-from builtins import map
-from builtins import zip
-from builtins import range
-from builtins import object
+from builtins import map, object, range, zip
 from logging import getLogger
 
 _log = getLogger(__name__)