diff --git a/hobo/multitenant/settings_loaders.py b/hobo/multitenant/settings_loaders.py
index 463d0a5..51a41f0 100644
--- a/hobo/multitenant/settings_loaders.py
+++ b/hobo/multitenant/settings_loaders.py
@@ -5,6 +5,7 @@ from importlib import import_module
 
 from django.conf import settings
 from django.utils.encoding import smart_bytes
+from django.utils.http import urlencode
 from django.utils.six.moves.urllib import parse as urlparse
 
 from hobo.theme.utils import get_theme
@@ -144,7 +145,10 @@ class TemplateVars(FileBaseSettingsLoader):
                 variables['idp_url'] = service.get('base_url')
                 variables['idp_api_url'] = service.get('base_url') + 'api/'
                 variables['idp_account_url'] = service.get('base_url') + 'accounts/'
-                variables['idp_registration_url'] = service.get('base_url') + 'accounts/register/'
+                idp_registration_url = service.get('base_url') + 'accounts/register/'
+                if 'portal_user_url' in variables:
+                    idp_registration_url += '?%s' % urlencode({'next': variables['portal_user_url']})
+                variables['idp_registration_url'] = idp_registration_url
 
             if not service.get('this'):
                 continue