diff --git a/math/lrslib/Makefile b/math/lrslib/Makefile
index ff90efd67b17..8e0e4575a7b4 100644
--- a/math/lrslib/Makefile
+++ b/math/lrslib/Makefile
@@ -1,38 +1,40 @@
 PORTNAME=	lrslib
-PORTVERSION=	7.2
+PORTVERSION=	7.3
 PORTEPOCH=	1
 CATEGORIES=	math
 MASTER_SITES=	http://cgm.cs.mcgill.ca/~avis/C/lrslib/archive/
 DISTNAME=	${PORTNAME}-0${PORTVERSION:S/.//}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Reverse search algorithm for vertex enumeration/convex hull problems
 WWW=		http://cgm.cs.mcgill.ca/~avis/C/lrs.html
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BROKEN_armv6=	error: __int128 is not supported on this target
 BROKEN_armv7=	error: __int128 is not supported on this target
 BROKEN_i386=	error: __int128 is not supported on this target
 BROKEN_powerpc=	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
 
+CFLAGS+=	-I${WRKSRC}/lrsarith-011
+
 LDFLAGS+=	-lthr
 
 BINARY_ALIAS=	gcc=${CC}
 
 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 f61bda8a52bf..1eb493395c79 100644
--- a/math/lrslib/distinfo
+++ b/math/lrslib/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1692066216
-SHA256 (lrslib-072.tar.gz) = fc48754a1ded1d8445d40ecfbe3546e4f27d53aaee95dc2c8c0c79fb9cd532f0
-SIZE (lrslib-072.tar.gz) = 496411
+TIMESTAMP = 1737006260
+SHA256 (lrslib-073.tar.gz) = c49a4ebd856183473d1d5a62785fcdfe1057d5d671d4b96f3a1250eb1afe4e83
+SIZE (lrslib-073.tar.gz) = 4566562
diff --git a/math/lrslib/files/patch-lrslib.c b/math/lrslib/files/patch-lrslib.c
deleted file mode 100644
index fbf12fc76261..000000000000
--- a/math/lrslib/files/patch-lrslib.c
+++ /dev/null
@@ -1,20 +0,0 @@
---- lrslib.c.orig	2022-03-10 09:42:46 UTC
-+++ lrslib.c
-@@ -32,6 +32,8 @@
- #include <limits.h>
- #include <libgen.h>
- 
-+#include <libgen.h> // for basename(3)
-+
- #include "lrsrestart.h"
- #include "lrslib.h"
- 
-@@ -75,7 +77,7 @@ static void ptimes (void);
- static double get_time(void);
- #endif
- 
--char *basename(char *path);
-+//char *basename(char *path);
- 
- /*******************************/
- /* signals handling            */
diff --git a/math/lrslib/files/patch-makefile b/math/lrslib/files/patch-makefile
index 5388f8509c94..25cbee446c96 100644
--- a/math/lrslib/files/patch-makefile
+++ b/math/lrslib/files/patch-makefile
@@ -1,48 +1,41 @@
---- makefile.orig	2022-03-10 09:42:46 UTC
+--- makefile.orig	2024-05-31 03:17:39 UTC
 +++ makefile
-@@ -231,7 +231,7 @@ SHLIBBIN=lrs-shared lrsnash-shared
+@@ -246,7 +246,7 @@ ${SHLIB}: ${SHLIBOBJ}
  # 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}
-@@ -244,11 +244,11 @@ ${SHLINK}: ${SONAME}
+@@ -259,11 +259,11 @@ lrs-shared: ${SHLINK} lrs-shared.o
  all-shared: ${SHLIBBIN}
  
  lrs-shared: ${SHLINK} lrs-shared.o
 -	$(CC) $^ -o $@ -L . -llrs
 +	$(CC) $^ -o $@ -L . $(LDFLAGS) -llrs
  
  
  lrsnash-shared: ${SHLINK}  lrsnash.c
 -	$(CC) ${CFLAGS} -DGMP -DMA lrsnash.c  lrsnashlib.c -I${INCLUDEDIR} -o $@ -L . -llrs -lgmp
 +	$(CC) ${CFLAGS} -DGMP -DMA lrsnash.c  lrsnashlib.c -I${INCLUDEDIR} -o $@ -L . $(LDFLAGS) -llrs -lgmp
  
  # driver object files
  
-@@ -282,19 +282,19 @@ 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 lrsrestart.h
-+INSTALL_INCLUDES=lrslib.h lrsdriver.h lrsgmp.h lrslong.h lrsmp.h lrsnashlib.h lrsrestart.h mplrs.h
- 
- install: all-shared install-common
+@@ -303,13 +303,13 @@ 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 bcfb5091475c..845e88dc296b 100644
--- a/math/lrslib/pkg-plist
+++ b/math/lrslib/pkg-plist
@@ -1,13 +1,11 @@
 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