diff --git a/build/mk-bootimg.sh b/build/mk-bootimg.sh
index facb8b5..36ef6d7 100755
--- a/build/mk-bootimg.sh
+++ b/build/mk-bootimg.sh
@@ -21,12 +21,13 @@
 # Usage:
 #   mk-bootimg.sh --kernel zImage --dtb rv1106-warden.dtb --out boot.img
 #                 [--logo FILE] [--logo-kernel FILE] [--logo-recovery FILE]
+#                 [--logo-verbose FILE]
 #                 [--resource-tool PATH]
 set -euo pipefail
 
 HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 KERNEL=""; DTB=""; OUT=""; RTOOL=""
-LOGO=""; LOGO_KERNEL=""; LOGO_RECOVERY=""
+LOGO=""; LOGO_KERNEL=""; LOGO_RECOVERY=""; LOGO_VERBOSE=""
 
 while [ $# -gt 0 ]; do
   case "$1" in
@@ -36,6 +37,10 @@ while [ $# -gt 0 ]; do
     --logo)           LOGO="${2:?}"; shift 2 ;;
     --logo-kernel)    LOGO_KERNEL="${2:?}"; shift 2 ;;
     --logo-recovery)  LOGO_RECOVERY="${2:?}"; shift 2 ;;
+    # The same image as --logo but with a VERBOSE mark. U-Boot draws it by
+    # name when the splash is tapped, so it must be packed even though nothing
+    # displays it on an ordinary boot.
+    --logo-verbose)   LOGO_VERBOSE="${2:?}"; shift 2 ;;
     --resource-tool)  RTOOL="${2:?}"; shift 2 ;;
     -h|--help)        sed -n '2,25p' "$0"; exit 0 ;;
     *) echo "FATAL: unknown argument '$1'" >&2; exit 1 ;;
@@ -71,7 +76,8 @@ trap 'rm -rf "$WORKDIR"' EXIT
 # for the DTB under the fixed name rk-kernel.dtb.
 cp "$DTB" "$WORKDIR/rk-kernel.dtb"
 RES_FILES=(rk-kernel.dtb)
-for pair in "$LOGO:logo.bmp" "$LOGO_KERNEL:logo_kernel.bmp" "$LOGO_RECOVERY:logo_recovery.bmp"; do
+for pair in "$LOGO:logo.bmp" "$LOGO_KERNEL:logo_kernel.bmp" \
+            "$LOGO_RECOVERY:logo_recovery.bmp" "$LOGO_VERBOSE:logo_verbose.bmp"; do
   src="${pair%%:*}"; dst="${pair##*:}"
   [ -n "$src" ] || continue
   [ -f "$src" ] || { echo "FATAL: logo '$src' not found" >&2; exit 1; }