diff --git a/script/add-action.sh b/script/add-action.sh
index 28454e9..6b15ab8 100755
--- a/script/add-action.sh
+++ b/script/add-action.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/script/add-ignore-tags.sh b/script/add-ignore-tags.sh
index 127e604..09da8e2 100755
--- a/script/add-ignore-tags.sh
+++ b/script/add-ignore-tags.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/script/build.sh b/script/build.sh
index d51f31b..bf2dc16 100755
--- a/script/build.sh
+++ b/script/build.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Usage: script/build.sh
 
diff --git a/script/create-pull-request.sh b/script/create-pull-request.sh
index 71d3928..b8b4073 100755
--- a/script/create-pull-request.sh
+++ b/script/create-pull-request.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -x
diff --git a/script/internal/check-git.sh b/script/internal/check-git.sh
index c45a3aa..181321c 100755
--- a/script/internal/check-git.sh
+++ b/script/internal/check-git.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 # Lowest version tested against :)
 expected_major=2
diff --git a/script/internal/check-node.sh b/script/internal/check-node.sh
index 5648b88..5aeadf3 100755
--- a/script/internal/check-node.sh
+++ b/script/internal/check-node.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ -z "$(which node || exit 0)" ]; then
   echo "Unable to find 'node' in the PATH"
diff --git a/script/internal/generate-scripts.sh b/script/internal/generate-scripts.sh
index a771163..5711146 100755
--- a/script/internal/generate-scripts.sh
+++ b/script/internal/generate-scripts.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/script/internal/set-trace.sh b/script/internal/set-trace.sh
index 96f3877..b48d6e5 100755
--- a/script/internal/set-trace.sh
+++ b/script/internal/set-trace.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 GITHUB_ACTIONS_DEBUG="$(echo "$GITHUB_ACTIONS_DEBUG" | tr a-z A-Z)"
 if [ "$GITHUB_ACTIONS_DEBUG" = 'TRUE' -o "$GITHUB_ACTIONS_DEBUG" = '1' ]; then
diff --git a/script/test.sh b/script/test.sh
index 66f9c4e..b799b8a 100755
--- a/script/test.sh
+++ b/script/test.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Usage: script/test.sh ./_layout/action-versions.[tar.gz|zip]
 #        Verify the archive is well-formed with an action.[yaml|yml]
diff --git a/script/update-action.sh b/script/update-action.sh
index 45dbafe..d791083 100755
--- a/script/update-action.sh
+++ b/script/update-action.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
diff --git a/script/verify-no-unstaged-changes.sh b/script/verify-no-unstaged-changes.sh
index 51fcc9a..5e83664 100755
--- a/script/verify-no-unstaged-changes.sh
+++ b/script/verify-no-unstaged-changes.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 set -x