Index: lang/cmucl-extra/Makefile
===================================================================
--- lang/cmucl-extra/Makefile
+++ lang/cmucl-extra/Makefile
@@ -12,6 +12,9 @@
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Optional extras for the CMU implementation of Common Lisp
 
+DEPRECATED=	lang/cmucl is not supported upstream since 2017 and is broken since FreeBSD 12.
+EXPIRATION_DATE=	2022-06-25
+
 LICENSE=	PD
 
 RUN_DEPENDS=	lisp:lang/cmucl
Index: lang/cmucl/Makefile
===================================================================
--- lang/cmucl/Makefile
+++ lang/cmucl/Makefile
@@ -14,6 +14,9 @@
 
 LICENSE=	PD
 
+DEPRECATED=	Not supported upstream since 2017. Broken since FreeBSD 12.
+EXPIRATION_DATE=	2022-06-25
+
 USES=		tar:bzip2
 
 # To make available on other archs, has to be cross-compiled (there is a