diff --git a/demo/csi/hostpath/run.sh b/demo/csi/hostpath/run.sh
index eebe493f1..0169f1980 100755
--- a/demo/csi/hostpath/run.sh
+++ b/demo/csi/hostpath/run.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Run the hostpath plugin and create some volumes, and then claim them.
 set -e
 
diff --git a/e2e/bin/run b/e2e/bin/run
index e24096350..8ddc2b00f 100755
--- a/e2e/bin/run
+++ b/e2e/bin/run
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/e2e/bin/update b/e2e/bin/update
index 39374a0e3..7aa47db71 100755
--- a/e2e/bin/update
+++ b/e2e/bin/update
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ $# -ne 2 ]; then
     echo "./upload.sh <source> <destination>"
diff --git a/e2e/networking/inputs/validate.sh b/e2e/networking/inputs/validate.sh
index 6844bf002..45bbf1cfb 100755
--- a/e2e/networking/inputs/validate.sh
+++ b/e2e/networking/inputs/validate.sh
@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 nomad operator api "/v1/allocation/${NOMAD_ALLOC_ID}" | jq '.NetworkStatus.Address | length'
diff --git a/e2e/terraform/packer/ubuntu-bionic-amd64/dnsconfig.sh b/e2e/terraform/packer/ubuntu-bionic-amd64/dnsconfig.sh
index 7aacbe27d..d4f476bfd 100644
--- a/e2e/terraform/packer/ubuntu-bionic-amd64/dnsconfig.sh
+++ b/e2e/terraform/packer/ubuntu-bionic-amd64/dnsconfig.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 # These tasks can't be executed during AMI builds because they rely on
diff --git a/e2e/terraform/packer/ubuntu-bionic-amd64/setup.sh b/e2e/terraform/packer/ubuntu-bionic-amd64/setup.sh
index 1fe8f20c6..aeb4166d1 100755
--- a/e2e/terraform/packer/ubuntu-bionic-amd64/setup.sh
+++ b/e2e/terraform/packer/ubuntu-bionic-amd64/setup.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # setup script for Ubuntu Linux 18.04. Assumes that Packer has placed
 # build-time config files at /tmp/linux
 
diff --git a/e2e/terraform/scripts/bootstrap-nomad.sh b/e2e/terraform/scripts/bootstrap-nomad.sh
index f45e59ff6..f3d0ba361 100755
--- a/e2e/terraform/scripts/bootstrap-nomad.sh
+++ b/e2e/terraform/scripts/bootstrap-nomad.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 
diff --git a/nomad/structs/generate.sh b/nomad/structs/generate.sh
index 93107092b..c30a6fe32 100755
--- a/nomad/structs/generate.sh
+++ b/nomad/structs/generate.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 FILES="$(ls ./*.go | grep -v -e _test.go -e .generated.go | tr '\n' ' ')"
diff --git a/scripts/example_weave.bash b/scripts/example_weave.bash
index de916a6bb..376185f8a 100755
--- a/scripts/example_weave.bash
+++ b/scripts/example_weave.bash
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 if [[ "$USER" != "vagrant" ]]; then
     echo "WARNING: This script is intended to be run from Nomad's Vagrant"
     read -rsp $'Press any key to continue anyway...\n' -n1
diff --git a/terraform/aws/env/us-east/user-data-client.sh b/terraform/aws/env/us-east/user-data-client.sh
index 383b9e87d..262d4c96b 100644
--- a/terraform/aws/env/us-east/user-data-client.sh
+++ b/terraform/aws/env/us-east/user-data-client.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/terraform/aws/env/us-east/user-data-server.sh b/terraform/aws/env/us-east/user-data-server.sh
index c7465295d..78e4681c7 100644
--- a/terraform/aws/env/us-east/user-data-server.sh
+++ b/terraform/aws/env/us-east/user-data-server.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/terraform/azure/env/EastUS/user-data-client.sh b/terraform/azure/env/EastUS/user-data-client.sh
index 45d0074d1..f2add7873 100644
--- a/terraform/azure/env/EastUS/user-data-client.sh
+++ b/terraform/azure/env/EastUS/user-data-client.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/terraform/azure/env/EastUS/user-data-server.sh b/terraform/azure/env/EastUS/user-data-server.sh
index 045330022..82bd507d7 100644
--- a/terraform/azure/env/EastUS/user-data-server.sh
+++ b/terraform/azure/env/EastUS/user-data-server.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/terraform/shared/scripts/client.sh b/terraform/shared/scripts/client.sh
index 7927aeb42..3e6841bd9 100644
--- a/terraform/shared/scripts/client.sh
+++ b/terraform/shared/scripts/client.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/terraform/shared/scripts/server.sh b/terraform/shared/scripts/server.sh
index 01e00df64..72f45e446 100644
--- a/terraform/shared/scripts/server.sh
+++ b/terraform/shared/scripts/server.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/terraform/shared/scripts/setup.sh b/terraform/shared/scripts/setup.sh
index c5c2babe9..c6b1e1218 100644
--- a/terraform/shared/scripts/setup.sh
+++ b/terraform/shared/scripts/setup.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/website/scripts/should-build.sh b/website/scripts/should-build.sh
index 1d0cb6fd9..16211163c 100644
--- a/website/scripts/should-build.sh
+++ b/website/scripts/should-build.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This is run during the website build step to determine if we should skip the build or not.
 # More information: https://vercel.com/docs/platform/projects#ignored-build-step