Index: head/science/mmdb2/Makefile
===================================================================
--- head/science/mmdb2/Makefile	(revision 522848)
+++ head/science/mmdb2/Makefile	(revision 522849)
@@ -1,21 +1,21 @@
 # $FreeBSD$
 
 PORTNAME=	mmdb2
-DISTVERSION=	2.0.19
+DISTVERSION=	2.0.20
 CATEGORIES=	science
 MASTER_SITES=	https://www2.mrc-lmb.cam.ac.uk/personal/pemsley/coot/dependencies/
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	C++ toolkit for working with macromolecular coordinate files
 
 LICENSE=	GPLv3 LGPL3
 LICENSE_COMB=	dual
 LICENSE_FILE_GPLv3=	${WRKSRC}/COPYING
 LICENSE_FILE_LGPL3=	${WRKSRC}/COPYING.LESSER
 
 USES=		gmake libtool
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--enable-shared --disable-static
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>
Index: head/science/mmdb2/distinfo
===================================================================
--- head/science/mmdb2/distinfo	(revision 522848)
+++ head/science/mmdb2/distinfo	(revision 522849)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1544899932
-SHA256 (mmdb2-2.0.19.tar.gz) = 8f44681ccda62b7bfb5e650f409766fcef48a218d8a891b967fea414ca26196e
-SIZE (mmdb2-2.0.19.tar.gz) = 726408
+TIMESTAMP = 1578886191
+SHA256 (mmdb2-2.0.20.tar.gz) = 75f3ea5f3715f7fe36f43ca9e4de30d1d9ed33b759bbb311575ed875bf5c045f
+SIZE (mmdb2-2.0.20.tar.gz) = 725868