Index: Makefile
===================================================================
--- Makefile	(revision 481138)
+++ Makefile	(working copy)
@@ -9,7 +9,7 @@
 COMMENT=	Qt localization tools
 
 USE_QT=		core xml buildtools_build qml_build
-USES=		qmake qt-dist:5,tools
+USES=		compiler:c++17-lang qmake qt-dist:5,tools
 
 BUILD_WRKSRC=	${WRKSRC}/src/linguist
 INSTALL_WRKSRC=	${WRKSRC}/src/linguist