diff --git a/src/authentic2_beid/registration_urls.py b/src/authentic2_beid/registration_urls.py
index 7ab6252..b3cec59 100644
--- a/src/authentic2_beid/registration_urls.py
+++ b/src/authentic2_beid/registration_urls.py
@@ -3,6 +3,6 @@ from django.conf.urls import patterns, url
 from .views import *
 
 urlpatterns = patterns('',
-    url(r'^activate/(?P<registration_token>[a-zA-Z0-9:-_]+)/$',
+    url(r'^activate/(?P<registration_token>[a-zA-Z0-9:_-]+)/$',
         beid_activate, name='beid_activate'),
 )