Index: head/misc/lastools/Makefile
===================================================================
--- head/misc/lastools/Makefile	(revision 492278)
+++ head/misc/lastools/Makefile	(revision 492279)
@@ -1,27 +1,27 @@
 # $FreeBSD$
 
 PORTNAME=	LAStools
 DISTVERSION=	g20181019
 CATEGORIES=	misc
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Efficient tools for LiDAR processing
 
 LICENSE=	LGPL21
 
-USES=		gmake
+USES=		compiler:c++11-lang gmake
 USE_GITHUB=	yes
 GH_TAGNAME=	8ff2694
 
 BINARY_ALIAS=	make=gmake g++=${CXX}
 
 PLIST_FILES=	${EXECUTABLES:S/^/bin\//}
 
 EXECUTABLES=	lasindex las2txt las2las txt2las lasdiff lasinfo laszip lasmerge lasprecision
 
 do-install:
 .for e in ${EXECUTABLES}
 	${INSTALL_PROGRAM} ${WRKSRC}/bin/${e} ${STAGEDIR}${PREFIX}/bin
 .endfor
 
 .include <bsd.port.mk>