diff --git a/migrate/versioning/templates/manage/default.py_tmpl b/migrate/versioning/templates/manage/default.py_tmpl
index e72097a..971c70f 100644
--- a/migrate/versioning/templates/manage/default.py_tmpl
+++ b/migrate/versioning/templates/manage/default.py_tmpl
@@ -5,6 +5,7 @@ from migrate.versioning.shell import main
 import six
 _vars = locals().copy()
 del _vars['__template_name__']
+del _vars['six']
 _vars.pop('repository_name', None)
 defaults = ", ".join(["%s='%s'" % var for var in six.iteritems(_vars)])
 }}
diff --git a/migrate/versioning/templates/manage/pylons.py_tmpl b/migrate/versioning/templates/manage/pylons.py_tmpl
index ccaac05..0d6c32c 100644
--- a/migrate/versioning/templates/manage/pylons.py_tmpl
+++ b/migrate/versioning/templates/manage/pylons.py_tmpl
@@ -20,6 +20,7 @@ else:
 import six
 _vars = locals().copy()
 del _vars['__template_name__']
+del _vars['six']
 defaults = ", ".join(["%s='%s'" % var for var in six.iteritems(_vars)])
 }}