diff --git a/test/vboot/vboot_test.sh b/test/vboot/vboot_test.sh
index 3c6efa774ec72c3dbd790b31e2946a063eabcfb1..cc67bed2e236bca236c8c53dfcee477b7274b2ea 100755
--- a/test/vboot/vboot_test.sh
+++ b/test/vboot/vboot_test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # Copyright (c) 2013, Google Inc.
 #