diff --git a/.github/workflows/vast/provision.sh b/.github/workflows/vast/provision.sh
index 69eda54..b0f0517 100644
--- a/.github/workflows/vast/provision.sh
+++ b/.github/workflows/vast/provision.sh
@@ -1,4 +1,6 @@
-#!/bin/bash
+# File: provision.sh
+# Author: Ryoichi Ando (ryoichi.ando@zozo.com)
+# License: Apache v2.0
 
 # Check if $1 is not set (empty)
 if [ -z "$1" ]; then
diff --git a/.github/workflows/vast/run.sh b/.github/workflows/vast/run.sh
index 7d662be..9b61c99 100644
--- a/.github/workflows/vast/run.sh
+++ b/.github/workflows/vast/run.sh
@@ -1,4 +1,6 @@
-#!/bin/bash
+# File: run.sh
+# Author: Ryoichi Ando (ryoichi.ando@zozo.com)
+# License: Apache v2.0
 
 SSH=/tmp/vast-ci/ssh-command.sh
 REMOTE_WORKDIR=/root/ppf-contact-solver