diff --git a/www/py-django-ldapdb/Makefile b/www/py-django-ldapdb/Makefile
index 76eac4ad4b46..2570defea4ff 100644
--- a/www/py-django-ldapdb/Makefile
+++ b/www/py-django-ldapdb/Makefile
@@ -1,31 +1,34 @@
 PORTNAME=	django-ldapdb
 DISTVERSION=	1.5.1-7
 PORTREVISION=	1
 DISTVERSIONSUFFIX=	-gd3a0b20
 CATEGORIES=	www python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	avk@vl.ru
 COMMENT=	LDAP database backend for Django
 WWW=		https://github.com/django-ldapdb/django-ldapdb
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+DEPRECATED=	not compatible with Django >= 4.x, upstream no longer maintained
+EXPIRATION_DATE=2024-06-30
+
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}django32>=2.2:www/py-django32@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}python-ldap>=3.0:net/py-python-ldap@${PY_FLAVOR}
 
 USES=		python
 USE_GITHUB=	yes
 USE_PYTHON=	distutils concurrent autoplist
 
 NO_ARCH=	yes
 PORTDOCS=	README.rst
 
 OPTIONS_DEFINE=	DOCS
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/README.rst ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>