Index: security/gnupg/Makefile
===================================================================
--- security/gnupg/Makefile
+++ security/gnupg/Makefile
@@ -2,6 +2,7 @@
 
 PORTNAME=	gnupg
 PORTVERSION=	2.2.10
+PORTREVISION=	1
 CATEGORIES=	security
 MASTER_SITES=	GNUPG
 
@@ -32,6 +33,8 @@
 INFO=		gnupg
 TEST_TARGET=	check
 
+SUB_FILES=	pkg-message
+
 OPTIONS_DEFINE=	DOCS GNUTLS LARGE_RSA LDAP NLS SCDAEMON SUID_GPG
 OPTIONS_DEFAULT=GNUTLS SCDAEMON
 OPTIONS_SUB=	yes
Index: security/gnupg/files/pkg-message.in
===================================================================
--- /dev/null
+++ security/gnupg/files/pkg-message.in
@@ -0,0 +1,12 @@
+***************************************************************************
+If your host does not have IPv6 connectivity, you may experience random
+connection failures to dual-stack hkp servers [1].  As a workaround, add
+
+disable-ipv6
+
+to
+
+%%PREFIX%%/etc/dirmngr.conf
+
+[1] https://dev.gnupg.org/rGecfc4db3a2f8bc2652ba4ac4de5ca1cd13bfcbec
+***************************************************************************