diff --git a/testing/mate-user-guide/mate-user-guide.SlackBuild b/testing/mate-user-guide/mate-user-guide.SlackBuild
index 2f556f3..b88c963 100644
--- a/testing/mate-user-guide/mate-user-guide.SlackBuild
+++ b/testing/mate-user-guide/mate-user-guide.SlackBuild
@@ -2,7 +2,7 @@
 
 # Slackware build script for mate-user-guide
 
-# Copyright 2015-2023 Willy Sudiarto Raharjo <willysr@slackware-id.org>
+# Copyright 2015-2024 Willy Sudiarto Raharjo <willysr@slackware-id.org>
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -23,7 +23,7 @@
 #  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 PRGNAM=mate-user-guide
-VERSION=${VERSION:-1.26.1}
+VERSION=${VERSION:-1.28.0}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_msb}
 
@@ -35,7 +35,7 @@ if [ -z "$ARCH" ]; then
   esac
 fi
 
-wget -c https://pub.mate-desktop.org/releases/1.26/$PRGNAM-$VERSION.tar.xz
+wget -c https://pub.mate-desktop.org/releases/1.28/$PRGNAM-$VERSION.tar.xz
 
 CWD=$(pwd)
 TMP=${TMP:-/tmp/msb}