diff --git a/vendor/symposion/teams/forms.py b/vendor/symposion/teams/forms.py
index 5d06c7483bd477b172d89d9fedb986b3c18c9f43..e33e1fe3dfec6a41dfe58c7340eea1530bc85a01 100644
--- a/vendor/symposion/teams/forms.py
+++ b/vendor/symposion/teams/forms.py
@@ -4,10 +4,12 @@ from django.utils.html import escape
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
-from django.contrib.auth.models import User
+from django.contrib.auth import get_user_model
 
 from symposion.teams.models import Membership
 
+User = get_user_model()
+
 
 class TeamInvitationForm(forms.Form):