diff --git a/x11/libXtst/Makefile b/x11/libXtst/Makefile
index 154ca97dd7f8..6a5317b07b18 100644
--- a/x11/libXtst/Makefile
+++ b/x11/libXtst/Makefile
@@ -1,24 +1,27 @@
 # Created by: Eric Anholt <anholt@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	libXtst
 PORTVERSION=	1.2.2
 PORTREVISION=	2
 CATEGORIES=	x11
 
 MAINTAINER=	x11@FreeBSD.org
 COMMENT=	X Test extension
 
 LICENSE=	MIT
 
 XORG_CAT=	lib
 USE_XORG=	x11 xext recordproto:both xextproto inputproto:both \
 		xi
+USES+=	cpe
+CPE_PRODUCT=	libxtst
+CPE_VENDOR=	x
 
 CONFIGURE_ARGS+=--disable-specs --without-xmlto
 
 post-patch:
 	@${REINPLACE_CMD} '/^SUBDIRS/,/^$$/ \
 		s/specs//' ${WRKSRC}/Makefile.in
 
 .include <bsd.port.mk>