diff --git a/misc/libemos/Makefile b/misc/libemos/Makefile
index a47f6eed08aa..aec7c47e4165 100644
--- a/misc/libemos/Makefile
+++ b/misc/libemos/Makefile
@@ -1,30 +1,30 @@
 PORTNAME=	libemos
 DISTVERSION=	4.5.9
-PORTREVISION=	4
 DISTVERSIONSUFFIX=	-Source
+PORTREVISION=	4
 CATEGORIES=	misc
 MASTER_SITES=	https://confluence.ecmwf.int/download/attachments/3473472/
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Interpolation library for meteorological software
 WWW=		https://confluence.ecmwf.int/display/EMOS/Emoslib
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libeccodes.so:science/eccodes \
 		libfftw3.so:math/fftw3 \
 		libpng.so:graphics/png
 
-USES=		cmake:noninja compiler:c11 fortran
+USES=		cmake:noninja compiler:c11 fortran localbase:ldflags
 
 CMAKE_ON=	BUILD_SHARED_LIBS # not respected: https://jira.ecmwf.int/browse/SUP-2691
 CMAKE_OFF=	HAVE_TESTS
 
 FFLAGS+=	-std=legacy
 LDFLAGS+=	-leccodes
 
 post-stage: # installs the file from eccodes: https://jira.ecmwf.int/browse/SUP-2693
 	@${RM} ${STAGEDIR}${PREFIX}/bin/bufr_filter
 
 .include <bsd.port.mk>