diff -ruN dns/knot2.orig/distinfo dns/knot2/distinfo
--- dns/knot2.orig/distinfo     2019-04-25 10:50:18.000000000 +0000
+++ dns/knot2/distinfo  2019-07-17 10:10:57.184939000 +0000
@@ -1,3 +1,3 @@
-TIMESTAMP = 1555627942
-SHA256 (knot-2.8.1.tar.xz) = b21bf03e5cb6804df4e0e8b3898446349e86ddae5bf110edaf240d0ad1e2a2c6
-SIZE (knot-2.8.1.tar.xz) = 1169260
+TIMESTAMP = 1563358257
+SHA256 (knot-2.8.3.tar.xz) = 8a62d81e5cf3df938f469b60ed4e46d9161007c2b89fbf7ae07525fa68368bad
+SIZE (knot-2.8.3.tar.xz) = 1206172
diff -ruN dns/knot2.orig/Makefile dns/knot2/Makefile
--- dns/knot2.orig/Makefile     2019-07-09 17:13:07.000000000 +0000
+++ dns/knot2/Makefile  2019-07-17 10:10:52.708423000 +0000
@@ -2,8 +2,7 @@
 # $FreeBSD: head/dns/knot2/Makefile 506289 2019-07-09 17:13:07Z sunpoet $
 
 PORTNAME=      knot
-DISTVERSION=   2.8.1
-PORTREVISION=  1
+DISTVERSION=   2.8.3
 CATEGORIES=    dns ipv6
 MASTER_SITES=  https://secure.nic.cz/files/knot-dns/ \
                https://dns.company/downloads/knot-dns/