diff --git a/devel/elf/Makefile b/devel/elf/Makefile
index b1628609ab42..3bfbc23e0ba0 100644
--- a/devel/elf/Makefile
+++ b/devel/elf/Makefile
@@ -1,26 +1,28 @@
 PORTNAME=	elf
 PORTVERSION=	0.5.4p1
 PORTREVISION=	6
 CATEGORIES=	devel
 MASTER_SITES=	PACKETSTORM/linux/reverse-engineering
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Commandline based ELF header analyzer
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 USES=		gmake libedit readline
+
+CPPFLAGS+=	-DWANT_OBSOLETE_TYPEDEFS
 GNU_CONFIGURE=	yes
 PLIST_FILES=	bin/elf share/man/man1/elf.1.gz
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|gcc|${CC}|g' ${WRKSRC}/src/Makefile.in
 
 do-build:
 	${DO_MAKE_BUILD} -C ${WRKSRC}/src
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/${PORTNAME}
 
 .include <bsd.port.mk>