diff --git a/scripts/manifests-release.sh b/scripts/manifests-release.sh
index 07011bc..0361ee8 100755
--- a/scripts/manifests-release.sh
+++ b/scripts/manifests-release.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#! /usr/bin/env bash
 set -euox pipefail
 
 SRCROOT="$( CDPATH='' cd -- "$(dirname "$0")/.." && pwd -P )"