diff --git a/colab/accounts/auth.py b/colab/accounts/auth.py
index 4ccda35..35cd40b 100644
--- a/colab/accounts/auth.py
+++ b/colab/accounts/auth.py
@@ -1,25 +1,7 @@
-from django_browserid.auth import BrowserIDBackend, default_username_algo
+
+from django_browserid.auth import BrowserIDBackend
 
 
 class ColabBrowserIDBackend(BrowserIDBackend):
     def filter_users_by_email(self, email):
         return self.User.objects.filter(emails__address=email)
-
-    def create_user(self, email):
-        username = default_username_algo(email)
-        password = None
-        extra_fields = {
-            'needs_update': True
-            }
-
-        user = self.User.objects.filter(emails__address=email)
-
-        if user:
-            return user
-
-        return self.User.objects.create_user(
-            username,
-            email,
-            password,
-            **extra_fields
-            )
--
libgit2 0.21.2