diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 09fd8af..63b3026 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.0.1
+current_version = 1.0.2
 commit = True
 message = Bumps version to {new_version}
 tag = False
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index be00012..9b2566c 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -6,17 +6,17 @@ updates:
     interval: daily
   open-pull-requests-limit: 10
 - package-ecosystem: terraform
-  directory: "/tests/create_attachment"
+  directory: "/tests/cross-account-vpc-attachment"
   schedule:
     interval: daily
   open-pull-requests-limit: 10
-- package-ecosystem: pip
-  directory: "/"
+- package-ecosystem: terraform
+  directory: "/tests/cross-region-peering-attachment"
   schedule:
     interval: daily
   open-pull-requests-limit: 10
-- package-ecosystem: gomod
-  directory: "/tests"
+- package-ecosystem: terraform
+  directory: "/tests/tgw"
   schedule:
     interval: daily
   open-pull-requests-limit: 10
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index de037c2..d47c9b0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,7 +1,7 @@
-
 name: Update terraform dependencies
 
 on:
+  workflow_dispatch:
   schedule:
     - cron:  '0 6 * * *'
 
@@ -12,5 +12,9 @@ jobs:
       - name: update terraform dependencies
         uses: plus3it/dependabot-terraform-action@p3-implementation
         with:
-          github_dependency_token: 4224d33b8569bec8473980bb1bdb982639426a92
-
+          github_dependency_token: ${{ secrets.GH_READONLY_TOKEN }}
+          directory: |
+            /
+            /tests/cross-account-vpc-attachment
+            /tests/cross-region-peering-attachment
+            /tests/tgw
diff --git a/.gitignore b/.gitignore
index 39ed771..ff18f26 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,8 +15,8 @@
 .tardigrade-ci
 tardigrade-ci/
 
-# eclint
-.git/
-
 # terratest
 tests/go.*
+
+# terraform lock file
+.terraform.lock.hcl
diff --git a/README.md b/README.md
index fea8456..14bde9d 100644
--- a/README.md
+++ b/README.md
@@ -33,13 +33,14 @@ This module includes several submodules for different workflows and use cases.
 
 | Name | Version |
 |------|---------|
-| terraform | >= 0.13.0 |
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/main.tf b/main.tf
index 733bb04..61c107f 100644
--- a/main.tf
+++ b/main.tf
@@ -1,7 +1,3 @@
-terraform {
-  required_version = ">= 0.13.0"
-}
-
 resource "aws_ec2_transit_gateway" "this" {
   amazon_side_asn                 = var.amazon_side_asn
   auto_accept_shared_attachments  = var.auto_accept_shared_attachments
diff --git a/modules/cross-account-vpc-attachment/README.md b/modules/cross-account-vpc-attachment/README.md
index c0ad130..f424230 100644
--- a/modules/cross-account-vpc-attachment/README.md
+++ b/modules/cross-account-vpc-attachment/README.md
@@ -5,13 +5,16 @@ Terraform module for managing a cross-account Transit Gateway VPC Attachment.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws.owner | n/a |
+| aws.owner | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/cross-account-vpc-attachment/versions.tf b/modules/cross-account-vpc-attachment/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/cross-account-vpc-attachment/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/cross-region-peering-attachment/README.md b/modules/cross-region-peering-attachment/README.md
index 79ac593..4eae273 100644
--- a/modules/cross-region-peering-attachment/README.md
+++ b/modules/cross-region-peering-attachment/README.md
@@ -6,7 +6,10 @@ may be the same or different accounts, but must be different regions.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
diff --git a/modules/cross-region-peering-attachment/versions.tf b/modules/cross-region-peering-attachment/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/cross-region-peering-attachment/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/peering-accepter/README.md b/modules/peering-accepter/README.md
index 64b4ca5..05a7630 100644
--- a/modules/peering-accepter/README.md
+++ b/modules/peering-accepter/README.md
@@ -5,13 +5,16 @@ Terraform module for managing a Transit Gateway Peering Attachment Accepter.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/peering-accepter/versions.tf b/modules/peering-accepter/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/peering-accepter/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/peering-attachment/README.md b/modules/peering-attachment/README.md
index 40910a0..f2c5046 100644
--- a/modules/peering-attachment/README.md
+++ b/modules/peering-attachment/README.md
@@ -5,13 +5,16 @@ Terraform module for managing a Transit Gateway Peering Attachment.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/peering-attachment/versions.tf b/modules/peering-attachment/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/peering-attachment/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/route-table/README.md b/modules/route-table/README.md
index 4be6643..9edd4e6 100644
--- a/modules/route-table/README.md
+++ b/modules/route-table/README.md
@@ -5,13 +5,16 @@ Terraform module for managing a Transit Gateway Route Table.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/route-table/versions.tf b/modules/route-table/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/route-table/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/route/README.md b/modules/route/README.md
index 0c546b0..240e7d9 100644
--- a/modules/route/README.md
+++ b/modules/route/README.md
@@ -5,13 +5,16 @@ Terraform module for managing a Transit Gateway Route.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/route/versions.tf b/modules/route/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/route/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/vpc-accepter/README.md b/modules/vpc-accepter/README.md
index cc5c198..e53ceca 100644
--- a/modules/vpc-accepter/README.md
+++ b/modules/vpc-accepter/README.md
@@ -7,13 +7,16 @@ Gateway route table association or propagations, and VPC routes.
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/vpc-accepter/versions.tf b/modules/vpc-accepter/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/vpc-accepter/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/modules/vpc-attachment/README.md b/modules/vpc-attachment/README.md
index 79dba3c..dc41023 100644
--- a/modules/vpc-attachment/README.md
+++ b/modules/vpc-attachment/README.md
@@ -6,13 +6,16 @@ as well as any Transit Gateway route table association or propagations, and VPC
 <!-- BEGIN TFDOCS -->
 ## Requirements
 
-No requirements.
+| Name | Version |
+|------|---------|
+| terraform | >= 0.13 |
+| aws | >= 3.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| aws | n/a |
+| aws | >= 3.0 |
 
 ## Inputs
 
diff --git a/modules/vpc-attachment/versions.tf b/modules/vpc-attachment/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/modules/vpc-attachment/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}
diff --git a/requirements/dev.txt b/requirements/dev.txt
deleted file mode 100644
index 7d4d4c6..0000000
--- a/requirements/dev.txt
+++ /dev/null
@@ -1 +0,0 @@
-black==21.5b0
diff --git a/tests/cross-account-vpc-attachment/main.tf b/tests/cross-account-vpc-attachment/main.tf
index 59b7eaf..def9363 100644
--- a/tests/cross-account-vpc-attachment/main.tf
+++ b/tests/cross-account-vpc-attachment/main.tf
@@ -168,7 +168,7 @@ module "ram_share_accepter" {
 }
 
 module "vpc_member" {
-  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v2.57.0"
+  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v3.0.0"
 
   name            = "tardigrade-tgw-${local.id}"
   cidr            = "10.1.0.0/16"
@@ -177,7 +177,7 @@ module "vpc_member" {
 }
 
 module "vpc_owner" {
-  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v2.57.0"
+  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v3.0.0"
   providers = {
     aws = aws.owner
   }
diff --git a/tests/tgw/main.tf b/tests/tgw/main.tf
index 6b31780..3afd81a 100644
--- a/tests/tgw/main.tf
+++ b/tests/tgw/main.tf
@@ -132,7 +132,7 @@ locals {
 }
 
 module "vpc1" {
-  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v2.57.0"
+  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v3.0.0"
 
   name            = "tardigrade-testing-vpc1-${local.id}"
   cidr            = "10.0.0.0/16"
@@ -141,7 +141,7 @@ module "vpc1" {
 }
 
 module "vpc2" {
-  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v2.57.0"
+  source = "git::https://github.com/terraform-aws-modules/terraform-aws-vpc.git?ref=v3.0.0"
 
   name            = "tardigrade-testing-vpc2-${local.id}"
   cidr            = "10.1.0.0/16"
diff --git a/versions.tf b/versions.tf
new file mode 100644
index 0000000..34260e6
--- /dev/null
+++ b/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 0.13"
+
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = ">= 3.0"
+    }
+  }
+}