diff --git a/cad/netgen-lvs/Makefile b/cad/netgen-lvs/Makefile
index 9e23b491438f..287bd882a31a 100644
--- a/cad/netgen-lvs/Makefile
+++ b/cad/netgen-lvs/Makefile
@@ -1,37 +1,37 @@
 PORTNAME=	netgen
-DISTVERSION=	1.5.265
+DISTVERSION=	1.5.266
 CATEGORIES=	cad
 PKGNAMESUFFIX=	-lvs
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Tool for comparing netlists (a process known as LVS)
 WWW=		http://opencircuitdesign.com/netgen/
 
 LICENSE=	GPLv1
 LICENSE_FILE=	${WRKSRC}/Copying
 
 RUN_DEPENDS=	bash:shells/bash
 
 USES=		gmake python shebangfix tar:tgz tcl tk xorg
 USE_XORG=	x11
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	RTimothyEdwards
 
 SHEBANG_FILES=	tcltk/netgen.sh.in
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ENV=	HAVE_PYTHON3=yes
 CONFIGURE_ARGS=	--with-interpreter=tcl --with-tcl=${LOCALBASE}/lib/tcl8.6 --with-tk=${LOCALBASE}/lib/tk8.6 --with-x
 
 CONFLICTS_INSTALL=	netgen # bin/netgen
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|^#!/bin/env python3$$|#!${PYTHON_CMD}|' \
 		${WRKSRC}/python/*.py \
 		${WRKSRC}/python/*.py.in
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/netgen/tcl/netgenexec ${STAGEDIR}${PREFIX}/lib/netgen/tcl/tclnetgen.so
 
 .include <bsd.port.mk>
diff --git a/cad/netgen-lvs/distinfo b/cad/netgen-lvs/distinfo
index 0777078c75cf..e4b91dc3b6f3 100644
--- a/cad/netgen-lvs/distinfo
+++ b/cad/netgen-lvs/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1704938931
-SHA256 (RTimothyEdwards-netgen-1.5.265_GH0.tar.gz) = 9e5d05739e3a1ff48c4c825245cc3e96d0e3b685120b9cc23fb885f3f050ef2f
-SIZE (RTimothyEdwards-netgen-1.5.265_GH0.tar.gz) = 548055
+TIMESTAMP = 1707035812
+SHA256 (RTimothyEdwards-netgen-1.5.266_GH0.tar.gz) = a7f42a9741060783799d84586f957c0c0ae8a9edfd4402749c7c71c669222f54
+SIZE (RTimothyEdwards-netgen-1.5.266_GH0.tar.gz) = 547854