diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index c1fbaac..4e1ecbc 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -53,7 +53,7 @@ jobs:
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
       - name: Setup Node
-        uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           node-version-file: '.nvmrc'
           cache: npm
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index cfdbf3b..eb9b2ad 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -26,7 +26,7 @@ jobs:
     steps:
       - name: Checkout Repo
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
-      - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+      - uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           node-version-file: '.nvmrc'
           cache: npm
@@ -54,7 +54,7 @@ jobs:
     steps:
       - name: Checkout Repo
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
-      - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+      - uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
         with:
           node-version-file: '.nvmrc'
       - name: Set up Xvfb (Ubuntu)
diff --git a/test/fixtures/actions.tf b/test/fixtures/actions.tf
index 9d76340..9b3c2e2 100644
--- a/test/fixtures/actions.tf
+++ b/test/fixtures/actions.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 terraform {
   # code that needs to be formatted
                 }
diff --git a/test/fixtures/ai/main.tf b/test/fixtures/ai/main.tf
index e69de29..48753c8 100644
--- a/test/fixtures/ai/main.tf
+++ b/test/fixtures/ai/main.tf
@@ -0,0 +1,3 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
diff --git a/test/fixtures/ai/variables.tf b/test/fixtures/ai/variables.tf
index bd15470..39c0175 100644
--- a/test/fixtures/ai/variables.tf
+++ b/test/fixtures/ai/variables.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 variable "agi" {
   default = false
 }
diff --git a/test/fixtures/compute/main.tf b/test/fixtures/compute/main.tf
index 01e27c4..d9d0d1a 100644
--- a/test/fixtures/compute/main.tf
+++ b/test/fixtures/compute/main.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 
 resource "google_compute_network" "vpc_network" {
   name = "terraform-network"
diff --git a/test/fixtures/compute/outputs.tf b/test/fixtures/compute/outputs.tf
index 1b9c988..a4a0ff9 100644
--- a/test/fixtures/compute/outputs.tf
+++ b/test/fixtures/compute/outputs.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 output "ip" {
   value = google_compute_instance.vm_instance.network_interface[0].network_ip
 }
\ No newline at end of file
diff --git a/test/fixtures/compute/variables.tf b/test/fixtures/compute/variables.tf
index 3bb0713..27059bc 100644
--- a/test/fixtures/compute/variables.tf
+++ b/test/fixtures/compute/variables.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 variable "instance_name" {
   type        = string
   description = "Name of the compute instance"
diff --git a/test/fixtures/empty.tf b/test/fixtures/empty.tf
index e69de29..48753c8 100644
--- a/test/fixtures/empty.tf
+++ b/test/fixtures/empty.tf
@@ -0,0 +1,3 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
diff --git a/test/fixtures/main.tf b/test/fixtures/main.tf
index 2ac3866..1dac69f 100644
--- a/test/fixtures/main.tf
+++ b/test/fixtures/main.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 terraform {
   required_providers {
     google = {
diff --git a/test/fixtures/sample.tf b/test/fixtures/sample.tf
index 7252cf3..17e8932 100644
--- a/test/fixtures/sample.tf
+++ b/test/fixtures/sample.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 provider "vault" {
 }
 
diff --git a/test/fixtures/terraform.tfvars b/test/fixtures/terraform.tfvars
index add029e..1b95a04 100644
--- a/test/fixtures/terraform.tfvars
+++ b/test/fixtures/terraform.tfvars
@@ -1 +1,4 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 zone = "us-central1-c"
diff --git a/test/fixtures/variables.tf b/test/fixtures/variables.tf
index 4d97f1b..22b7557 100644
--- a/test/fixtures/variables.tf
+++ b/test/fixtures/variables.tf
@@ -1,3 +1,6 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
 variable "project" {
   type = string
 }