diff --git a/job/tf-merge-watcher/check_scratch.sh b/job/tf-merge-watcher/check_scratch.sh
new file mode 100755
index 0000000..173a742
--- /dev/null
+++ b/job/tf-merge-watcher/check_scratch.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+#
+# Copyright (c) 2019, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+ci_root="$(readlink -f "$(dirname "$0")/../..")"
+source "$ci_root/utils.sh"
+
+if ! diff $project_filer/ci-scripts/ $ci_root/script/scratch_scripts/
+then
+	echo "scripts in scratch folder don't match scripts in repository" >&2
+	exit 1
+fi