diff --git a/devel/rubygem-dynflow/Makefile b/devel/rubygem-dynflow/Makefile
index f93b8cb2bdf8..bc6a8f940458 100644
--- a/devel/rubygem-dynflow/Makefile
+++ b/devel/rubygem-dynflow/Makefile
@@ -1,25 +1,26 @@
 PORTNAME=	dynflow
 PORTVERSION=	1.6.8
+PORTREVISION=	1
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	Ruby workflow/orchestration engine
 WWW=		https://github.com/Dynflow/dynflow
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/MIT-LICENSE
 
 RUN_DEPENDS=	rubygem-algebrick>=0.7.0<0.8:devel/rubygem-algebrick \
 		rubygem-apipie-params>=0:devel/rubygem-apipie-params \
-		rubygem-concurrent-ruby>=1.1.3<1.2:devel/rubygem-concurrent-ruby \
+		rubygem-concurrent-ruby11>=1.1.3<1.2:devel/rubygem-concurrent-ruby11 \
 		rubygem-concurrent-ruby-edge>=0.6.0<0.7:devel/rubygem-concurrent-ruby-edge \
 		rubygem-msgpack>=1.3.3<2:devel/rubygem-msgpack \
 		rubygem-multi_json>=0:devel/rubygem-multi_json \
 		rubygem-sequel>=4.0.0:devel/rubygem-sequel
 
 USES=		gem
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>