diff --git a/net/unison/2.4x/Makefile b/net/unison/2.4x/Makefile
index 895e003c68c..9e177c48a2e 100644
--- a/net/unison/2.4x/Makefile
+++ b/net/unison/2.4x/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.13 2021/02/01 05:31:03 bket Exp $
+# $OpenBSD: Makefile,v 1.14 2021/06/27 19:17:41 bket Exp $
 
 VER=		2.48.15
 REV=		v4
@@ -8,4 +8,6 @@ PKGNAME=	unison-${VER}${REV:S/^v/pl/}
 
 PORTROACH=	limit:^2\.4
 
+DOCS=		BUGS.txt
+
 .include <bsd.port.mk>
diff --git a/net/unison/2.5x/Makefile b/net/unison/2.5x/Makefile
index 5e2e8276a37..ab00c45332c 100644
--- a/net/unison/2.5x/Makefile
+++ b/net/unison/2.5x/Makefile
@@ -1,6 +1,5 @@
-# $OpenBSD: Makefile,v 1.11 2021/02/01 05:31:03 bket Exp $
+# $OpenBSD: Makefile,v 1.12 2021/06/27 19:17:41 bket Exp $
 
-GH_TAGNAME=	v2.51.3
-REVISION=	1
+GH_TAGNAME=	v2.51.4
 
 .include <bsd.port.mk>
diff --git a/net/unison/2.5x/distinfo b/net/unison/2.5x/distinfo
index d558147c4ba..2110fc666e5 100644
--- a/net/unison/2.5x/distinfo
+++ b/net/unison/2.5x/distinfo
@@ -1,2 +1,2 @@
-SHA256 (unison-2.51.3.tar.gz) = DCh9F/UnKUQLK9wo7fTRmy1epYaZg9eOeA1QHFhmkUs=
-SIZE (unison-2.51.3.tar.gz) = 1370060
+SHA256 (unison-2.51.4.tar.gz) = 0ezHWBqvLtDzQD1JYPRorNe58dkoOKF8lubR33m4AtU=
+SIZE (unison-2.51.4.tar.gz) = 1371579
diff --git a/net/unison/2.5x/pkg/PLIST b/net/unison/2.5x/pkg/PLIST
index ddf071fe551..f3b90579166 100644
--- a/net/unison/2.5x/pkg/PLIST
+++ b/net/unison/2.5x/pkg/PLIST
@@ -1,9 +1,8 @@
-@comment $OpenBSD: PLIST,v 1.2 2018/09/04 12:46:19 espie Exp $
+@comment $OpenBSD: PLIST,v 1.3 2021/06/27 19:17:41 bket Exp $
 @option is-branch
 @conflict unison-*
 @bin bin/unison
 share/doc/pkg-readmes/${PKGSTEM}
 share/doc/unison/
-share/doc/unison/BUGS.txt
 share/doc/unison/NEWS
 share/doc/unison/README
diff --git a/net/unison/Makefile.inc b/net/unison/Makefile.inc
index abf65870e0a..f28e56e979c 100644
--- a/net/unison/Makefile.inc
+++ b/net/unison/Makefile.inc
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile.inc,v 1.32 2021/02/01 05:31:03 bket Exp $
+# $OpenBSD: Makefile.inc,v 1.33 2021/06/27 19:17:41 bket Exp $
 
 COMMENT=	multi-platform file synchronization tool
 
@@ -56,7 +56,7 @@ PORTHOME=	${WRKDIR}
 
 WRKDIST=	${WRKDIR}/${DISTNAME}/src
 
-DOCS=		BUGS.txt NEWS README
+DOCS+=		NEWS README
 
 # Avoid the nightmare of their Makefile install target.
 # Do not use INSTALL_PROGRAM, as the bytecode version must not be stripped!