diff --git a/graphics/optipng/Makefile b/graphics/optipng/Makefile
index de59ecf68e07..321cbc6f5366 100644
--- a/graphics/optipng/Makefile
+++ b/graphics/optipng/Makefile
@@ -1,40 +1,42 @@
 # Created by: Thomas Hurst <tom@hur.st>
 
 PORTNAME=	optipng
 PORTVERSION=	0.7.7
 CATEGORIES=	graphics
 MASTER_SITES=	SF/${PORTNAME}/OptiPNG/${PORTNAME}-${PORTVERSION}
 
 MAINTAINER=	tom@hur.st
 COMMENT=	Optimizer for PNG files
 
 LICENSE=	ZLIB
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 OPTIONS_DEFINE=	BUNDLED_LIBPNG BUNDLED_ZLIB DOCS
 
 BUNDLED_LIBPNG_DESC=		Use bundled libpng
 BUNDLED_LIBPNG_CONFIGURE_OFF=	--with-system-libpng
 BUNDLED_LIBPNG_CONFIGURE_ON=	--without-system-libpng
 BUNDLED_LIBPNG_LIB_DEPENDS_OFF=	libpng.so:graphics/png
 BUNDLED_LIBPNG_USES_OFF=	localbase:ldflags
 
 BUNDLED_ZLIB_DESC=		Use bundled zlib
 BUNDLED_ZLIB_CONFIGURE_OFF=	--with-system-zlib
 BUNDLED_ZLIB_CONFIGURE_ON=	--without-system-zlib
 
-USES=	gmake
+USES=		cpe gmake
 HAS_CONFIGURE=	yes
 
+CPE_VENDOR=	optipng_project
+
 PLIST_FILES=	bin/optipng man/man1/optipng.1.gz
 PORTDOCS=	history.txt optipng.man.html optipng.man.pdf optipng.man.txt \
 		png_optimization.html todo.txt
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/src/optipng/optipng ${STAGEDIR}${PREFIX}/bin/
 	${INSTALL_MAN} ${WRKSRC}/src/optipng/man/optipng.1 ${STAGEDIR}${MAN1PREFIX}/man/man1/
 
 	${INSTALL} -d ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/doc/,} ${STAGEDIR}${DOCSDIR}/
 
 .include <bsd.port.mk>