diff --git a/www/rubygem-redcloth/Makefile b/www/rubygem-redcloth/Makefile
index 378e5a2453bd..199e376b0a68 100644
--- a/www/rubygem-redcloth/Makefile
+++ b/www/rubygem-redcloth/Makefile
@@ -1,20 +1,21 @@
 # Created by: Jonathan Weiss (<jw@innerewut.de>)
 
 PORTNAME=	redcloth
 PORTVERSION=	4.3.2
 CATEGORIES=	www rubygems
 MASTER_SITES=	RG
 DISTNAME=	RedCloth-${PORTVERSION}
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	Module for using Textile in Ruby
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 USE_RUBY=	yes
-USES=		gem
+USES=		cpe gem
+CPE_VENDOR=	promptworks
 
 PLIST_FILES=	bin/redcloth
 
 .include <bsd.port.mk>