Index: head/math/flann/Makefile
===================================================================
--- head/math/flann/Makefile	(revision 549761)
+++ head/math/flann/Makefile	(revision 549762)
@@ -1,26 +1,30 @@
 # $FreeBSD$
 
 PORTNAME=	flann
 DISTVERSION=	1.9.1-29
 DISTVERSIONSUFFIX=	-g1d04523
+PORTREVISION=	1
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Library for fast nearest neighbor searches in high dimensional spaces
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libhdf5.so:science/hdf5 \
 		liblz4.so:archivers/liblz4 \
 		libsz.so:science/szip
 
 USES=		cmake compiler:c++11-lang localbase:ldflags pkgconfig
 USE_GITHUB=	yes
 GH_ACCOUNT=	mariusmuja
 USE_LDCONFIG=	yes
 
 CMAKE_OFF=	BUILD_PYTHON_BINDINGS BUILD_MATLAB_BINDINGS BUILD_EXAMPLES BUILD_TESTS BUILD_DOC \
 		USE_OPENMP # OpenMP search is broken in cmake: https://gitlab.kitware.com/cmake/cmake/issues/17474
+
+post-install: # workaround for https://github.com/mariusmuja/flann/issues/466
+	${REINPLACE_CMD} -i '' -e 's/lib;-llz4/lib -llz4/' ${STAGEDIR}${PREFIX}/libdata/pkgconfig/flann.pc
 
 .include <bsd.port.mk>