diff --git a/django-stubs/core/management/commands/runserver.pyi b/django-stubs/core/management/commands/runserver.pyi
index 57dcf9b..8a8527e 100644
--- a/django-stubs/core/management/commands/runserver.pyi
+++ b/django-stubs/core/management/commands/runserver.pyi
@@ -3,5 +3,5 @@ from django.core.management.base import BaseCommand
 class Command(BaseCommand):
     default_addr: str = ...
     default_addr_ipv6: str = ...
-    default_port: int = ...
+    default_port: str = ...
     protocol: str = ...