diff --git a/devel/rubygem-simple_form-rails61/Makefile b/devel/rubygem-simple_form-rails61/Makefile
index e8a6d8b7af22..3b05ee966d14 100644
--- a/devel/rubygem-simple_form-rails61/Makefile
+++ b/devel/rubygem-simple_form-rails61/Makefile
@@ -1,22 +1,25 @@
 PORTNAME=	simple_form
 DISTVERSION=	5.3.1
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 PKGNAMESUFFIX=	-rails61
 
 MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	Forms made easy
 WWW=		https://github.com/heartcombo/simple_form
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/MIT-LICENSE
 
+DEPRECATED=	Ruby on Rails 6.1.x reaches EOL on 2024-10-01
+EXPIRATION_DATE=	2024-10-24
+
 RUN_DEPENDS=	rubygem-actionpack61>=5.2:www/rubygem-actionpack61 \
 		rubygem-activemodel61>=5.2:databases/rubygem-activemodel61
 
 USES=		cpe gem
 CPE_VENDOR=	plataformatec
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>