Index: head/devel/rubygem-listen/Makefile
===================================================================
--- head/devel/rubygem-listen/Makefile	(revision 430726)
+++ head/devel/rubygem-listen/Makefile	(revision 430727)
@@ -1,25 +1,26 @@
 # Created by: Sunpoet Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	listen
 PORTVERSION=	3.1.5
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Listen to file modifications and notify about the changes
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 RUN_DEPENDS=	rubygem-rb-fsevent>=0.9.4:devel/rubygem-rb-fsevent \
 		rubygem-rb-inotify>=0.9.7:devel/rubygem-rb-inotify \
-		rubygem-rb-kqueue>=0.2:devel/rubygem-rb-kqueue
+		rubygem-rb-kqueue>=0.2:devel/rubygem-rb-kqueue \
+		rubygem-ruby_dep>=1.2:devel/rubygem-ruby_dep
 
 NO_ARCH=	yes
 USE_RUBY=	yes
 USES=		gem
 
 PLIST_FILES=	bin/listen
 
 .include <bsd.port.mk>