diff --git a/security/tang/Makefile b/security/tang/Makefile
index d0fbf1e892d5..4a68b8145791 100644
--- a/security/tang/Makefile
+++ b/security/tang/Makefile
@@ -1,25 +1,27 @@
 PORTNAME=	tang
 DISTVERSION=	11
 CATEGORIES=	security
 MASTER_SITES=	https://github.com/latchset/${PORTNAME}/releases/download/v${DISTVERSION}/
 
 MAINTAINER=	hdholm@alumni.iastate.edu
 COMMENT=	Tang is a small daemon for binding data to the presence of a network
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libhttp_parser.so:www/http-parser \
 		libjansson.so:devel/jansson \
 		libjose.so:net/jose
 RUN_DEPENDS=	socat:net/socat
 BUILD_DEPENDS=	a2x:textproc/asciidoc \
 		${LOCALBASE}/libdata/pkgconfig/jose.pc:net/jose \
 		socat:net/socat
 
-USES=		compiler:c11 meson pkgconfig tar:xz
+USES=		compiler:c11 cpe meson pkgconfig tar:xz
+
+CPE_VENDOR=	tang_project
 
 post-install:
 	${MKDIR} -m 0700 ${STAGEDIR}/var/db/tang
 
 .include <bsd.port.mk>