Index: head/biology/iqtree/Makefile
===================================================================
--- head/biology/iqtree/Makefile	(revision 474200)
+++ head/biology/iqtree/Makefile	(revision 474201)
@@ -1,36 +1,36 @@
 # $FreeBSD$
 
 PORTNAME=	iqtree
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.6.5
+DISTVERSION=	1.6.6
 CATEGORIES=	biology
 
 MAINTAINER=	jrm@FreeBSD.org
 COMMENT=	Efficient phylogenomic software by maximum likelihood
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BROKEN_aarch64=		fails to compile: unrecognized command line option '-msse3'
 BROKEN_armv6=		fails to compile: unrecognized command line options '-m32' and '-msse3'
 BROKEN_armv7=		fails to compile: unrecognized command line options '-m32' and '-msse3'
 BROKEN_powerpc64=	fails to build: GCC version must be at least 4.8!
 
 USES=		cmake compiler:openmp eigen:3
 USE_GITHUB=	yes
 GH_ACCOUNT=	Cibiv
 GH_PROJECT=	IQ-TREE
 
 PLIST_FILES=	bin/iqtree
 PORTEXAMPLES=	example.cf example.nex example.phy models.nex
 
 OPTIONS_DEFINE=	EXAMPLES
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/iqtree ${STAGEDIR}${PREFIX}/bin
 
 do-install-EXAMPLES-on:
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	${INSTALL_DATA} ${WRKSRC}/example/* ${STAGEDIR}${EXAMPLESDIR}
 
 .include <bsd.port.mk>
Index: head/biology/iqtree/distinfo
===================================================================
--- head/biology/iqtree/distinfo	(revision 474200)
+++ head/biology/iqtree/distinfo	(revision 474201)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1526045389
-SHA256 (Cibiv-IQ-TREE-v1.6.5_GH0.tar.gz) = 1488cec17b2ce1e23dd4367c3a8d43c5d2ed3a965aba61d155034471fbd08154
-SIZE (Cibiv-IQ-TREE-v1.6.5_GH0.tar.gz) = 4467567
+TIMESTAMP = 1531083379
+SHA256 (Cibiv-IQ-TREE-v1.6.6_GH0.tar.gz) = 31bc44e3a79edb889f3e2ed396d1492b8e38d93437b2ae64deb452867929dc56
+SIZE (Cibiv-IQ-TREE-v1.6.6_GH0.tar.gz) = 4855720