diff --git a/script/crossbinary-default b/script/crossbinary-default
index aa0466601..3a8d550f6 100755
--- a/script/crossbinary-default
+++ b/script/crossbinary-default
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 if ! test -e autogen/genstatic/gen.go; then
diff --git a/script/update-generated-crd-code.sh b/script/update-generated-crd-code.sh
index efebb287f..78b70420c 100755
--- a/script/update-generated-crd-code.sh
+++ b/script/update-generated-crd-code.sh
@@ -1,4 +1,5 @@
-#!/bin/bash -e
+#!/usr/bin/env bash
+set -e
 
 HACK_DIR="$( cd "$( dirname "${0}" )" && pwd -P)"; export HACK_DIR
 REPO_ROOT=${HACK_DIR}/..