diff --git a/misc/rubygem-dotenv-rails-rails4/Makefile b/misc/rubygem-dotenv-rails-rails4/Makefile
index 29228dda8263..d86469a3b3d6 100644
--- a/misc/rubygem-dotenv-rails-rails4/Makefile
+++ b/misc/rubygem-dotenv-rails-rails4/Makefile
@@ -1,22 +1,25 @@
 PORTNAME=	dotenv-rails
 PORTVERSION=	2.8.1
 PORTREVISION=	1
 CATEGORIES=	misc rubygems
 MASTER_SITES=	RG
 PKGNAMESUFFIX=	-rails4
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Autoload dotenv in Rails
 WWW=		https://github.com/bkeepers/dotenv
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-RUN_DEPENDS=	rubygem-dotenv2>=${PORTVERSION}:misc/rubygem-dotenv2 \
+RUN_DEPENDS=	rubygem-dotenv2>=${PORTVERSION}<${PORTVERSION}_99:misc/rubygem-dotenv2 \
 		rubygem-railties4>=3.2:www/rubygem-railties4
 
 USES=		gem
 
 NO_ARCH=	yes
 
+# dotenv-rails 3.0.0+ requires Rails 6.1+
+PORTSCOUT=	limit:^2\.
+
 .include <bsd.port.mk>