Index: lang/python36/Makefile
===================================================================
--- lang/python36/Makefile
+++ lang/python36/Makefile
@@ -18,6 +18,9 @@
 
 LICENSE=	PSFL
 
+DEPRECATED=	Upgrade to a newer Python version. 3.6 is in maintenance status and gets security fixes only. End-of-Life: 2021-12-23. See https://devguide.python.org/#status-of-python-branches
+EXPIRATION_DATE=	2021-12-31
+
 USES=		cpe ncurses pathfix pkgconfig readline shebangfix ssl tar:xz
 PATHFIX_MAKEFILEIN=	Makefile.pre.in
 USE_LDCONFIG=	yes