diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b10cb48..2024050 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,9 +14,8 @@ jobs:
       with: { go-version: 1.14 }
 
     - name: Install Terraform
-      run: |
-        curl -sL https://releases.hashicorp.com/terraform/0.12.21/terraform_0.12.21_linux_amd64.zip -o terraform.zip
-        sudo unzip terraform.zip -d /usr/bin && rm -f terraform.zip
+      uses: hashicorp/setup-terraform@v1 
+      with: { terraform_version: 0.14.7 }
 
     - name: Install Taskfile
       run: curl -sL https://taskfile.dev/install.sh | sh
diff --git a/examples/basic/.terraform.lock.hcl b/examples/basic/.terraform.lock.hcl
new file mode 100644
index 0000000..54f0edc
--- /dev/null
+++ b/examples/basic/.terraform.lock.hcl
@@ -0,0 +1,21 @@
+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/aws" {
+  version     = "3.30.0"
+  constraints = ">= 2.17.0"
+  hashes = [
+    "h1:z9kdXY2A/+dIZrPy9hNlg/B5I/AuETQsp0jz9EgprIQ=",
+    "zh:01f562a6a31fe46a8ca74804f360e3452b26f71abc549ce1f0ab5a8af2484cdf",
+    "zh:25bacc5ed725051f0ab1f7d575e45c901e5b8e1d50da4156a31dda92b2b7e481",
+    "zh:349b79979d9169db614d8ebd1bc2e0caeb7a38dc816e261b8b2b4b5204615519",
+    "zh:5e41446acc54c6fc15e82c3fa14b72174b30eba81e0711ede297e5620c55a628",
+    "zh:68ad98f6d612bdc35a65d48950abc8e75c69decb49db28258ce8eeb5458586b7",
+    "zh:704603d65e8bac17d203b57c2db142c3134a91076e1b4a31c40f75eb3257dde8",
+    "zh:a362c700032b2db047d16007d52f28b3f216d32671b6b355d23bdaa082c66a4b",
+    "zh:bd197797b41268de3c93cad02b7c655dc0c4d8661abb37544ca049e6b1eccae6",
+    "zh:deb12ef0e3396a71d485977ddc14b695775f7937097ebf2b2f53ed348a4365e7",
+    "zh:ec8a7d0f02738f290107d39bf401d68ddce82a95cd9d998003f7e04b3a196411",
+    "zh:ffcc43b6c5e7f26c55e2a8c539d7370fca8042722400a3e06bdce4240bd7088a",
+  ]
+}
diff --git a/examples/basic/main.tf b/examples/basic/main.tf
index 4465b81..dfa0113 100644
--- a/examples/basic/main.tf
+++ b/examples/basic/main.tf
@@ -1,10 +1,9 @@
 terraform {
-  required_version = ">= 0.12"
+  required_version = ">= 0.14"
 }
 
 provider "aws" {
-  version = ">= 2.17"
-  region  = "${var.region}"
+  region = var.region
 }
 
 data "aws_vpc" "main" {
diff --git a/examples/basic/versions.tf b/examples/basic/versions.tf
new file mode 100644
index 0000000..95371b6
--- /dev/null
+++ b/examples/basic/versions.tf
@@ -0,0 +1,9 @@
+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+  required_version = ">= 0.14"
+}
diff --git a/examples/complete/.terraform.lock.hcl b/examples/complete/.terraform.lock.hcl
new file mode 100644
index 0000000..368a29f
--- /dev/null
+++ b/examples/complete/.terraform.lock.hcl
@@ -0,0 +1,38 @@
+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/aws" {
+  version     = "3.30.0"
+  constraints = ">= 2.17.0"
+  hashes = [
+    "h1:z9kdXY2A/+dIZrPy9hNlg/B5I/AuETQsp0jz9EgprIQ=",
+    "zh:01f562a6a31fe46a8ca74804f360e3452b26f71abc549ce1f0ab5a8af2484cdf",
+    "zh:25bacc5ed725051f0ab1f7d575e45c901e5b8e1d50da4156a31dda92b2b7e481",
+    "zh:349b79979d9169db614d8ebd1bc2e0caeb7a38dc816e261b8b2b4b5204615519",
+    "zh:5e41446acc54c6fc15e82c3fa14b72174b30eba81e0711ede297e5620c55a628",
+    "zh:68ad98f6d612bdc35a65d48950abc8e75c69decb49db28258ce8eeb5458586b7",
+    "zh:704603d65e8bac17d203b57c2db142c3134a91076e1b4a31c40f75eb3257dde8",
+    "zh:a362c700032b2db047d16007d52f28b3f216d32671b6b355d23bdaa082c66a4b",
+    "zh:bd197797b41268de3c93cad02b7c655dc0c4d8661abb37544ca049e6b1eccae6",
+    "zh:deb12ef0e3396a71d485977ddc14b695775f7937097ebf2b2f53ed348a4365e7",
+    "zh:ec8a7d0f02738f290107d39bf401d68ddce82a95cd9d998003f7e04b3a196411",
+    "zh:ffcc43b6c5e7f26c55e2a8c539d7370fca8042722400a3e06bdce4240bd7088a",
+  ]
+}
+
+provider "registry.terraform.io/hashicorp/template" {
+  version = "2.2.0"
+  hashes = [
+    "h1:94qn780bi1qjrbC3uQtjJh3Wkfwd5+tTtJHOb7KTg9w=",
+    "zh:01702196f0a0492ec07917db7aaa595843d8f171dc195f4c988d2ffca2a06386",
+    "zh:09aae3da826ba3d7df69efeb25d146a1de0d03e951d35019a0f80e4f58c89b53",
+    "zh:09ba83c0625b6fe0a954da6fbd0c355ac0b7f07f86c91a2a97849140fea49603",
+    "zh:0e3a6c8e16f17f19010accd0844187d524580d9fdb0731f675ffcf4afba03d16",
+    "zh:45f2c594b6f2f34ea663704cc72048b212fe7d16fb4cfd959365fa997228a776",
+    "zh:77ea3e5a0446784d77114b5e851c970a3dde1e08fa6de38210b8385d7605d451",
+    "zh:8a154388f3708e3df5a69122a23bdfaf760a523788a5081976b3d5616f7d30ae",
+    "zh:992843002f2db5a11e626b3fc23dc0c87ad3729b3b3cff08e32ffb3df97edbde",
+    "zh:ad906f4cebd3ec5e43d5cd6dc8f4c5c9cc3b33d2243c89c5fc18f97f7277b51d",
+    "zh:c979425ddb256511137ecd093e23283234da0154b7fa8b21c2687182d9aea8b2",
+  ]
+}
diff --git a/examples/complete/main.tf b/examples/complete/main.tf
index a034fe3..1da0e0f 100644
--- a/examples/complete/main.tf
+++ b/examples/complete/main.tf
@@ -1,10 +1,9 @@
 terraform {
-  required_version = ">= 0.12"
+  required_version = ">= 0.14"
 }
 
 provider "aws" {
-  version = ">= 2.17"
-  region  = "${var.region}"
+  region = var.region
 }
 
 data "aws_vpc" "main" {
diff --git a/examples/complete/versions.tf b/examples/complete/versions.tf
new file mode 100644
index 0000000..7882101
--- /dev/null
+++ b/examples/complete/versions.tf
@@ -0,0 +1,12 @@
+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+    template = {
+      source = "hashicorp/template"
+    }
+  }
+  required_version = ">= 0.14"
+}
diff --git a/versions.tf b/versions.tf
index ac97c6a..9d58500 100644
--- a/versions.tf
+++ b/versions.tf
@@ -1,4 +1,4 @@
 
 terraform {
-  required_version = ">= 0.12"
+  required_version = ">= 0.14"
 }