diff --git a/hack/update-codegen.sh b/hack/update-codegen.sh
index 4625f7c9a..280da9385 100755
--- a/hack/update-codegen.sh
+++ b/hack/update-codegen.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -o errexit
 set -o nounset
diff --git a/hack/verify-codegen.sh b/hack/verify-codegen.sh
index 904586d05..68710015e 100755
--- a/hack/verify-codegen.sh
+++ b/hack/verify-codegen.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -o errexit
 set -o nounset