diff --git a/hack/build/print-workspace-status.sh b/hack/build/print-workspace-status.sh
index 93500bf35..252444b58 100755
--- a/hack/build/print-workspace-status.sh
+++ b/hack/build/print-workspace-status.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2020 The cert-manager Authors.
 #
diff --git a/hack/update-gofmt.sh b/hack/update-gofmt.sh
index eb36cb34a..91372fbef 100755
--- a/hack/update-gofmt.sh
+++ b/hack/update-gofmt.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2020 The cert-manager Authors.
 #
diff --git a/test/integration/versionchecker/testdata/fetch.sh b/test/integration/versionchecker/testdata/fetch.sh
index 0be13d45b..704914b59 100755
--- a/test/integration/versionchecker/testdata/fetch.sh
+++ b/test/integration/versionchecker/testdata/fetch.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2020 The cert-manager Authors.
 #