diff --git a/devel/cld2/Makefile b/devel/cld2/Makefile
index e92615dde8c1..e8b35014d229 100644
--- a/devel/cld2/Makefile
+++ b/devel/cld2/Makefile
@@ -12,8 +12,12 @@ COMMENT=	Compact language detector library
 
 LICENSE=	APACHE20
 
+USES=		compiler
 USE_LDCONFIG=	yes
 
+CXXFLAGS+=	${CXXFLAGS_${CHOSEN_COMPILER_TYPE}}
+CXXFLAGS_clang=	-Wno-c++11-narrowing
+
 post-patch:
 	${REINPLACE_CMD} -e "s#g++#${CXX}#" ${WRKSRC}/internal/compile_libs.sh