diff --git a/authentik/stages/authenticator_mobile/stage.py b/authentik/stages/authenticator_mobile/stage.py
index b5d7039e0..86be1f52b 100644
--- a/authentik/stages/authenticator_mobile/stage.py
+++ b/authentik/stages/authenticator_mobile/stage.py
@@ -49,6 +49,7 @@ class AuthenticatorMobileStageView(ChallengeStageView):
             return
         device = MobileDevice.objects.create(
             name=generate_id(),
+            device_id=generate_id(),
             user=self.get_pending_user(),
             stage=self.executor.current_stage,
             confirmed=False,