diff --git a/textproc/rubygem-jekyll-sass-converter/Makefile b/textproc/rubygem-jekyll-sass-converter/Makefile
index f25835c6867e..5ed173a31a21 100644
--- a/textproc/rubygem-jekyll-sass-converter/Makefile
+++ b/textproc/rubygem-jekyll-sass-converter/Makefile
@@ -1,18 +1,21 @@
 PORTNAME=	jekyll-sass-converter
 PORTVERSION=	2.2.0
 CATEGORIES=	textproc rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Basic Sass converter for Jekyll
 WWW=		https://github.com/jekyll/jekyll-sass-converter
 
 LICENSE=	MIT
 
 RUN_DEPENDS=	rubygem-sassc>=2.1.0<3.0:textproc/rubygem-sassc
 
 USES=		gem
 
 NO_ARCH=	yes
 
+# jekyll-sass-converter 3.0.0+ requires Dart Sass implementation
+PORTSCOUT=	limit:^2\.
+
 .include <bsd.port.mk>