diff --git a/config/grub/patches/0001-borderfix/0002-say-the-name-libreboot-in-the-grub-menu.patch b/config/grub/patches/0001-borderfix/0002-say-the-name-libreboot-in-the-grub-menu.patch
index 8cea919d..6ff97979 100644
--- a/config/grub/patches/0001-borderfix/0002-say-the-name-libreboot-in-the-grub-menu.patch
+++ b/config/grub/patches/0001-borderfix/0002-say-the-name-libreboot-in-the-grub-menu.patch
@@ -16,7 +16,7 @@ index bd4431000..31308e16a 100644
    grub_term_cls (term);
  
 -  msg_formatted = grub_xasprintf (_("GNU GRUB  version %s"), PACKAGE_VERSION);
-+  msg_formatted = grub_xasprintf (_("Libreboot 20240225 release, based on coreboot.    https://libreboot.org/"));
++  msg_formatted = grub_xasprintf (_("Libreboot 20240504 release, based on coreboot.    https://libreboot.org/"));
    if (!msg_formatted)
      return;
  
diff --git a/script/update/release b/script/update/release
index fcee49e7..405fdc28 100755
--- a/script/update/release
+++ b/script/update/release
@@ -220,7 +220,7 @@ mktarball()
 	printf "\nCreating archive: %s\n\n" "$2"
 	if [ "${tar_implementation% *}" = "tar (GNU tar)" ]; then
 		tar --sort=name --owner=root:0 --group=root:0 \
-		    --mtime="UTC 2024-02-25" -c "$1" | xz -T$threads -9e \
+		    --mtime="UTC 2024-05-04" -c "$1" | xz -T$threads -9e \
 		    > "$2" || $err "mktarball 1, ${1}"
 	else
 		# TODO: reproducible tarballs on non-GNU systems