Index: head/cad/netgen-lvs/Makefile
===================================================================
--- head/cad/netgen-lvs/Makefile	(revision 565083)
+++ head/cad/netgen-lvs/Makefile	(revision 565084)
@@ -1,32 +1,32 @@
 # $FreeBSD$
 
 PORTNAME=	netgen
-DISTVERSION=	1.5.165
+DISTVERSION=	1.5.166
 CATEGORIES=	cad
 PKGNAMESUFFIX=	-lvs
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Tool for comparing netlists (a process known as LVS)
 
 LICENSE=	GPLv1
 LICENSE_FILE=	${WRKSRC}/Copying
 
 RUN_DEPENDS=	bash:shells/bash
 
 USES=		gmake python:3.6+ shebangfix tar:tgz tcl tk xorg
 USE_GITHUB=	yes
 GH_ACCOUNT=	RTimothyEdwards
 SHEBANG_FILES=	tcltk/netgen.sh.in
 USE_XORG=	x11
 
 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
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|^#!/bin/env python3$$|#!${PYTHON_CMD}|' ${WRKSRC}/python/*.py
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/netgen/tcl/netgenexec ${STAGEDIR}${PREFIX}/lib/netgen/tcl/tclnetgen.so
 
 .include <bsd.port.mk>
Index: head/cad/netgen-lvs/distinfo
===================================================================
--- head/cad/netgen-lvs/distinfo	(revision 565083)
+++ head/cad/netgen-lvs/distinfo	(revision 565084)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1611450708
-SHA256 (RTimothyEdwards-netgen-1.5.165_GH0.tar.gz) = 24c5374664e8c351d8a12ec05fad65d7107f38f69cdfc1ef4e93b60e4cbab447
-SIZE (RTimothyEdwards-netgen-1.5.165_GH0.tar.gz) = 522309
+TIMESTAMP = 1613171637
+SHA256 (RTimothyEdwards-netgen-1.5.166_GH0.tar.gz) = 7908871844097647d71edbd1d245451e2176857f2083a13a2402060fda5a2d3d
+SIZE (RTimothyEdwards-netgen-1.5.166_GH0.tar.gz) = 522436