Index: head/databases/xtrabackup/Makefile
===================================================================
--- head/databases/xtrabackup/Makefile
+++ head/databases/xtrabackup/Makefile
@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	xtrabackup
-DISTVERSION=	2.4.20
+DISTVERSION=	2.4.21
 CATEGORIES=	databases
 MASTER_SITES=	https://www.percona.com/downloads/Percona-XtraBackup-${PORTVERSION:R}/Percona-XtraBackup-${PORTVERSION}/source/tarball/:xtrabackup \
 		https://ftp.osuosl.org/pub/blfs/conglomeration/boost/:boost SF/boost/boost/1.59.0/:boost
@@ -13,7 +13,7 @@
 COMMENT=	OpenSource version of InnoDB backup with support of Percona extensions
 
 LICENSE=	GPLv2
-LICENSE_FILE=	${WRKSRC}/COPYING
+LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BROKEN_armv6=		fails to compile: cannot combine with previous 'type-name' declaration specifier
 BROKEN_armv7=		fails to compile: cannot combine with previous 'type-name' declaration specifier
Index: head/databases/xtrabackup/distinfo
===================================================================
--- head/databases/xtrabackup/distinfo
+++ head/databases/xtrabackup/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1590443927
-SHA256 (percona-xtrabackup-2.4.20.tar.gz) = 4b751f104de7757dfb9bd83f8f045a17dc9f96325dcf4fb6a3d4b8cd5e499b2d
-SIZE (percona-xtrabackup-2.4.20.tar.gz) = 59782001
+TIMESTAMP = 1610454639
+SHA256 (percona-xtrabackup-2.4.21.tar.gz) = 6427b16348c181df8b570bc9e7c16374fef81277dd8677628ae3b9fb608548cc
+SIZE (percona-xtrabackup-2.4.21.tar.gz) = 61901220
 SHA256 (boost_1_59_0.tar.bz2) = 727a932322d94287b62abb1bd2d41723eec4356a7728909e38adb65ca25241ca
 SIZE (boost_1_59_0.tar.bz2) = 70389425