diff --git a/textproc/kiss-templates/Makefile b/textproc/kiss-templates/Makefile
index af6ffb05e1f8..469e27739c12 100644
--- a/textproc/kiss-templates/Makefile
+++ b/textproc/kiss-templates/Makefile
@@ -1,26 +1,29 @@
 PORTNAME=		kiss-templates
 PORTVERSION=		0.19
-PORTREVISION=		13
+PORTREVISION=		14
 CATEGORIES=		textproc
 
 MAINTAINER=		ports@FreeBSD.org
 COMMENT=		Type safe "Keep it simple, stupid" text templates for C++
 WWW=		https://github.com/rbock/kiss-templates
 
 LICENSE=		BSD2CLAUSE
 LICENSE_FILE=		${WRKSRC}/LICENSE
 
+DEPRECATED=		Abandoned upstream, has no uses in tree, does not build with CMake 4
+EXPIRATION_DATE=	2026-11-30
+
 USES=			cmake compiler:c++11-lang
 USE_GITHUB=		yes
 GH_ACCOUNT=		rbock
 
 PLIST_FILES=		bin/kiste2cpp \
 			include/kiste/cpp.h \
 			include/kiste/html.h \
 			include/kiste/kiste.h \
 			include/kiste/raw.h \
 			include/kiste/raw_type.h \
 			include/kiste/serializer_builder.h \
 			include/kiste/terminal.h
 
 .include <bsd.port.mk>