diff --git a/www/py-django51/Makefile b/www/py-django51/Makefile
--- a/www/py-django51/Makefile
+++ b/www/py-django51/Makefile
@@ -19,6 +19,9 @@
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+DEPRECATED=	Extended support of Django 5.1 ends December 2025, upgrade to a newer version of Django. See https://www.djangoproject.com/download/
+EXPIRATION_DATE=2025-12-31
+
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=61.0.0:devel/py-setuptools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>=0:devel/py-wheel@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}asgiref>=3.8.1:www/py-asgiref@${PY_FLAVOR} \