diff --git a/scripts/qnap-patches-apply.bash b/scripts/qnap-patches-apply.bash
new file mode 100755
index 0000000..2ef7fe2
--- /dev/null
+++ b/scripts/qnap-patches-apply.bash
@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+quilt-ensure() {
+    command -v quilt >/dev/null || {
+        "${REPO_ROOT}/projects/quilt/ossbuild-quilt.bash"
+    }
+}
+
+
+_main_() {
+    declare -g REPO_ROOT
+    REPO_ROOT="$(realpath "$(dirname "${BASH_SOURCE[-1]}")/..")"
+    source "${REPO_ROOT}/lib/ossbuild-common.bash"
+
+    quilt-ensure
+    shopt -s globstar
+
+    ossbuild-pushd "${REPO_ROOT}/quilt/qnap"
+    ossbuild-cmd quilt push -a || true
+
+    local dst='root/' src p
+    local -a cmd=('cp' '-uv' '--target' "${dst}" '--parents')
+    for src in */; do
+        [ "${src}" = 'patches/' ] || {
+            for p in "${src}"**; do
+                [ -f "${p}" ] || continue
+                #echo "p:'${p}'/'${dst}${p}'"
+                if [ -f "${dst}${p}" ] && ! diff -q "${dst}${p}" "${p}" >/dev/null; then
+                    if [ -w "${dst}${p}" ]; then
+                        ossbuild-cmd "${cmd[@]}" "${p}"
+                    else
+                        ossbuild-cmd sudo "${cmd[@]}" "${p}"
+                    fi
+                fi
+            done
+        }
+    done
+
+    ossbuild-cmd quilt pop -a
+    ossbuild-popd
+}
+
+
+_main_ "${@}"