diff --git a/calefaction/modules/campaigns.py b/calefaction/modules/campaigns.py
index 77a0eed..131343c 100644
--- a/calefaction/modules/campaigns.py
+++ b/calefaction/modules/campaigns.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8  -*-
 
-from flask import abort, g, redirect, request
+from flask import abort, g, redirect, request, url_for
 from flask_mako import render_template
 
 from ._provided import blueprint, config