diff --git a/security/py-service_identity/Makefile b/security/py-service_identity/Makefile
index 0f28a38cff17..4ae155fcd41b 100644
--- a/security/py-service_identity/Makefile
+++ b/security/py-service_identity/Makefile
@@ -1,23 +1,27 @@
 PORTNAME=	service_identity
 PORTVERSION=	18.1.0
 CATEGORIES=	security python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	axel.rau@chaos1.de
 COMMENT=	Service identity verification for pyOpenSSL
 WWW=		https://github.com/pyca/service_identity
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+# See https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=275167
+DEPRECATED=	Use security/py-service-identity
+EXPIRATION_DATE=2024-01-31
+
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}attrs>=16.0.0:devel/py-attrs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pyasn1-modules>=0:devel/py-pyasn1-modules@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pyasn1>=0:devel/py-pyasn1@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist cryptography distutils
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>