diff --git a/google_auth.py b/google_auth.py
index 9b15e55..04e1e1e 100755
--- a/google_auth.py
+++ b/google_auth.py
@@ -104,11 +104,11 @@ def google_auth_redirect():
                             state=flask.session[AUTH_STATE_KEY],
                             redirect_uri=AUTH_REDIRECT_URI)
 
-    oauth2_tokens = session.fetch_access_token(
+    oauth2_tokens = session.fetch_token(
                         ACCESS_TOKEN_URI,            
                         authorization_response=flask.request.url)
 
-    session[AUTH_TOKEN_KEY] = oauth2_tokens
+    flask.session[AUTH_TOKEN_KEY] = oauth2_tokens
 
     return flask.redirect(BASE_URI, code=302)