diff --git a/CHANGELOG.md b/CHANGELOG.md
index d7a43d2851..54e35d4e4a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.28.2 - 2018-10-05
+## Added
+- Moved `add_url` function definition out of `Dash.__init__` [#377](https://github.com/plotly/dash/pull/377)
+
 ## 0.28.1 - 2018-09-26
 ## Fixed
 - Missing favicon package_data from setup.py [#407](https://github.com/plotly/dash/pull/407)
diff --git a/dash/dash.py b/dash/dash.py
index 5c70884e2f..e398dbcd42 100644
--- a/dash/dash.py
+++ b/dash/dash.py
@@ -170,58 +170,51 @@ def _handle_error(error):
         self.registered_paths = {}
 
         # urls
+        self.routes = []
 
-        def add_url(name, view_func, methods=('GET',)):
-            self.server.add_url_rule(
-                name,
-                view_func=view_func,
-                endpoint=name,
-                methods=list(methods)
-            )
-
-        add_url(
+        self._add_url(
             '{}_dash-layout'.format(self.config['routes_pathname_prefix']),
             self.serve_layout)
 
-        add_url(
+        self._add_url(
             '{}_dash-dependencies'.format(
                 self.config['routes_pathname_prefix']),
             self.dependencies)
 
-        add_url(
+        self._add_url(
             '{}_dash-update-component'.format(
                 self.config['routes_pathname_prefix']),
             self.dispatch,
             ['POST'])
 
-        add_url((
+        self._add_url((
             '{}_dash-component-suites'
             '/<string:package_name>'
             '/<path:path_in_package_dist>').format(
                 self.config['routes_pathname_prefix']),
-                self.serve_component_suites)
+                      self.serve_component_suites)
 
-        add_url(
+        self._add_url(
             '{}_dash-routes'.format(self.config['routes_pathname_prefix']),
             self.serve_routes)
 
-        add_url(
+        self._add_url(
             self.config['routes_pathname_prefix'],
             self.index)
 
         # catch-all for front-end routes, used by dcc.Location
-        add_url(
+        self._add_url(
             '{}<path:path>'.format(self.config['routes_pathname_prefix']),
             self.index)
 
-        add_url('{}_favicon.ico'.format(self.config['routes_pathname_prefix']),
-                self._serve_default_favicon)
+        self._add_url(
+            '{}_favicon.ico'.format(self.config['routes_pathname_prefix']),
+            self._serve_default_favicon)
 
         self.server.before_first_request(self._setup_server)
 
         self._layout = None
         self._cached_layout = None
-        self.routes = []
         self._dev_tools = _AttributeDict({
             'serve_dev_bundles': False
         })
@@ -230,6 +223,17 @@ def add_url(name, view_func, methods=('GET',)):
         self.server.errorhandler(exceptions.InvalidResourceError)(
             self._invalid_resources_handler)
 
+    def _add_url(self, name, view_func, methods=('GET',)):
+        self.server.add_url_rule(
+            name,
+            view_func=view_func,
+            endpoint=name,
+            methods=list(methods))
+
+        # record the url in Dash.routes so that it can be accessed later
+        # e.g. for adding authentication with flask_login
+        self.routes.append(name)
+
     @property
     def layout(self):
         return self._layout
diff --git a/dash/version.py b/dash/version.py
index 84b55cbb0a..873054ed2e 100644
--- a/dash/version.py
+++ b/dash/version.py
@@ -1 +1 @@
-__version__ = '0.28.1'
+__version__ = '0.28.2'