use env in shell scripts

Signed-off-by: Leah Rowe <leah@libreboot.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/update b/update
index ff18394b..b9d88391 100755
--- a/update
+++ b/update
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 #  generic update scripts for updating configs and such
 #