diff --git a/pylons_app/controllers/changelog.py b/pylons_app/controllers/changelog.py
--- a/pylons_app/controllers/changelog.py
+++ b/pylons_app/controllers/changelog.py
@@ -1,11 +1,10 @@
 from mercurial.graphmod import revisions as graph_rev, colored, CHANGESET
 from mercurial.node import short
-from pylons import request, response, session, tmpl_context as c, url, config, \
-    app_globals as g
-from pylons.controllers.util import abort, redirect
+from pylons import request, session, tmpl_context as c
 from pylons_app.lib.auth import LoginRequired
-from pylons_app.lib.base import BaseController, render, _full_changelog_cached
+from pylons_app.lib.base import BaseController, render
 from pylons_app.lib.filters import age as _age, person
+from pylons_app.model.hg_model import _full_changelog_cached
 from simplejson import dumps
 from webhelpers.paginate import Page
 import logging