diff --git a/math/lrslib/Makefile b/math/lrslib/Makefile
index aa64bf79e04a..fb527225bbec 100644
--- a/math/lrslib/Makefile
+++ b/math/lrslib/Makefile
@@ -1,31 +1,30 @@
 PORTNAME=	lrslib
-DISTVERSION=	071
-PORTREVISION=	1
+PORTVERSION=	071a
 CATEGORIES=	math
 MASTER_SITES=	http://cgm.cs.mcgill.ca/~avis/C/lrslib/archive/
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Reverse search algorithm for vertex enumeration/convex hull problems
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BROKEN_i386=	error: __int128 is not supported on this target
 
 LIB_DEPENDS=	libgmp.so:math/gmp
 
 USES=		compiler:c11 gmake libtool localbase:ldflags
 USE_LDCONFIG=	yes
 
 MAKEFILE=	makefile
 
 ALL_TARGET=	all-shared
 
 MAKE_ARGS=	CFLAGS="${CFLAGS}" INCLUDEDIR=${LOCALBASE}/include LIBDIR=${LOCALBASE}/lib
 
 LDFLAGS+=	-lthr
 
 post-install:
 	@cd ${STAGEDIR}${PREFIX} && ${STRIP_CMD} bin/* lib/*.so
 
 .include <bsd.port.mk>
diff --git a/math/lrslib/distinfo b/math/lrslib/distinfo
index dbf503ce3e68..8e1f12b6a6d2 100644
--- a/math/lrslib/distinfo
+++ b/math/lrslib/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1600061470
-SHA256 (lrslib-071.tar.gz) = d3ea5636bfde3011d43c835773fabe131d9251197b6cc666a52d8caa3e1c7816
-SIZE (lrslib-071.tar.gz) = 460165
+TIMESTAMP = 1621638167
+SHA256 (lrslib-071a.tar.gz) = 926636ea68de46625f141f6e025dce967cc7e68cf4bf4a597375c063f5c11673
+SIZE (lrslib-071a.tar.gz) = 458590
diff --git a/math/lrslib/files/patch-makefile b/math/lrslib/files/patch-makefile
index 86ec5689a28a..258feba116c9 100644
--- a/math/lrslib/files/patch-makefile
+++ b/math/lrslib/files/patch-makefile
@@ -1,41 +1,48 @@
---- makefile.orig	2020-05-27 03:16:28 UTC
+--- makefile.orig	2021-05-21 23:54:11 UTC
 +++ makefile
 @@ -194,7 +194,7 @@ SHLIBBIN=lrs-shared lrsnash-shared
  # Building (linking) the shared library, and relevant symlinks.
  
  ${SHLIB}: ${SHLIBOBJ}
 -	$(CC) -shared -Wl,-soname=$(SONAME) $(SHLIBFLAGS) -o $@ ${SHLIBOBJ} -lgmp
 +	$(CC) -shared -Wl,-soname=$(SONAME) $(SHLIBFLAGS) -o $@ ${SHLIBOBJ} $(LDFLAGS) -lgmp
  
  ${SONAME}: ${SHLIB}
  	ln -sf ${SHLIB} ${SONAME}
 @@ -207,11 +207,11 @@ ${SHLINK}: ${SONAME}
  all-shared: ${SHLIBBIN}
  
  lrs-shared: ${SHLINK} lrs.o
 -	$(CC) lrs.o -o $@ -L . -llrs
 +	$(CC) lrs.o -o $@ -L . $(LDFLAGS) -llrs
  
  
  lrsnash-shared: ${SHLINK}  lrsnash.c
 -	$(CC) -DGMP -DMA lrsnash.c  lrsnashlib.c -I${INCLUDEDIR} -o $@ -L . -llrs -lgmp
 +	$(CC) -DGMP -DMA lrsnash.c  lrsnashlib.c -I${INCLUDEDIR} -o $@ -L . -llrs $(LDFLAGS) -lgmp
  
  # build object files for the shared library
  
-@@ -246,13 +246,13 @@ install: all-shared install-common
+@@ -240,19 +240,19 @@ lrslib2-shr.o: lrslib.c lrslib.h
+ # install targets
+ # where to install binaries, libraries, include files
+ prefix ?= /usr/local
+-INSTALL_INCLUDES=lrslib.h lrsdriver.h lrsgmp.h lrslong.h lrsmp.h
++INSTALL_INCLUDES=lrslib.h lrsdriver.h lrsgmp.h lrslong.h lrsmp.h lrsnashlib.h lrsrestart.h mplrs.h
+ 
+ install: all-shared install-common
  	mkdir -p $(DESTDIR)${prefix}/bin
  	for file in ${SHLIBBIN}; do cp $${file} $(DESTDIR)${prefix}/bin/$$(basename $$file -shared); done
  	mkdir -p $(DESTDIR)${prefix}/lib
 -	install -t $(DESTDIR)${prefix}/lib $(SHLIB)
 +	install $(SHLIB) $(DESTDIR)${prefix}/lib
  	cd $(DESTDIR)${prefix}/lib && ln -sf $(SHLIB) $(SHLINK)
  	cd $(DESTDIR)${prefix}/lib && ln -sf $(SHLIB) $(SONAME)
  
  install-common:
  	mkdir -p $(DESTDIR)${prefix}/include/lrslib
 -	install -t $(DESTDIR)${prefix}/include/lrslib ${INSTALL_INCLUDES}
 +	install ${INSTALL_INCLUDES} $(DESTDIR)${prefix}/include/lrslib
  
  ######################################################################
  clean:		
diff --git a/math/lrslib/pkg-plist b/math/lrslib/pkg-plist
index 021c7855eeed..bcfb5091475c 100644
--- a/math/lrslib/pkg-plist
+++ b/math/lrslib/pkg-plist
@@ -1,10 +1,13 @@
 bin/lrs
 bin/lrsnash
 include/lrslib/lrsdriver.h
 include/lrslib/lrsgmp.h
 include/lrslib/lrslib.h
 include/lrslib/lrslong.h
 include/lrslib/lrsmp.h
+include/lrslib/lrsnashlib.h
+include/lrslib/lrsrestart.h
+include/lrslib/mplrs.h
 lib/liblrs.so
 lib/liblrs.so.1
 lib/liblrs.so.1.0.0