diff --git a/greg/management/commands/import_guests.py b/greg/management/commands/import_guests.py
index 317ebd22c4f2e12a094f80a4a3e3efe59163b903..352c45a0c77772d22e0bb1a1a335ce01997392ed 100644
--- a/greg/management/commands/import_guests.py
+++ b/greg/management/commands/import_guests.py
@@ -63,7 +63,7 @@ class Command(BaseCommand):
         )
         parser.add_argument(
             "--end_date",
-            default=datetime.datetime.today() + datetime.timedelta(days=100),
+            default=datetime.date.today() + datetime.timedelta(days=100),
             type=datetime.date.fromisoformat,
             help="End date of roles. Default: today + 100 days",
         )
diff --git a/gregsite/settings/dev.py b/gregsite/settings/dev.py
index 4bc5a1ceb9806a408800a631287c7fe70f0bd43f..0d79f394b4eb099b447c15cce09f9c11f0e3ae26 100644
--- a/gregsite/settings/dev.py
+++ b/gregsite/settings/dev.py
@@ -7,6 +7,7 @@ ENVIRONMENT = "dev"
 ALLOWED_HOSTS += ["localhost", "127.0.0.1", "0.0.0.0"]
 CSRF_TRUSTED_ORIGINS = [
     "http://localhost:3000",
+    "http://0.0.0.0:3000",
     "http://localhost:8000",
     "http://127.0.0.1:3000",
     "http://127.0.0.1:8000",