diff --git a/polynum_blackboard/plugin.py b/polynum_blackboard/plugin.py
index 1fc2236..0e6b0ac 100644
--- a/polynum_blackboard/plugin.py
+++ b/polynum_blackboard/plugin.py
@@ -1,8 +1,7 @@
-import urls
-
 class Plugin(object):
     def get_applications(self):
         return ['polynum_blackboard']
 
     def get_urls(self):
+        from . import urls
         return ((0, urls.urlpatterns),)