diff --git a/examples/all-in-one/README.md b/examples/all-in-one/README.md
new file mode 100644
index 0000000..df3ffb3
--- /dev/null
+++ b/examples/all-in-one/README.md
@@ -0,0 +1,52 @@
+# All account assignments in a single module
+
+Define all account assignments in a single module.
+
+## Usage
+
+To run this example you need to execute:
+
+```bash
+$ terraform init
+$ terraform plan
+$ terraform apply
+```
+
+<!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
+## Requirements
+
+| Name | Version |
+|------|---------|
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0.3 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >=3.24.0 |
+
+## Providers
+
+| Name | Version |
+|------|---------|
+| <a name="provider_aws"></a> [aws](#provider\_aws) | 3.24.0 |
+
+## Modules
+
+| Name | Source | Version |
+|------|--------|---------|
+| <a name="module_all_assignments"></a> [all\_assignments](#module\_all\_assignments) | ../.. | n/a |
+
+## Resources
+
+| Name | Type |
+|------|------|
+| [aws_organizations_organization.organization](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/organizations_organization) | data source |
+| [aws_ssoadmin_instances.instances](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/ssoadmin_instances) | data source |
+
+## Inputs
+
+| Name | Description | Type | Default | Required |
+|------|-------------|------|---------|:--------:|
+| <a name="input_assignments_all"></a> [assignments\_all](#input\_assignments\_all) | All of account assignments. | `map(map(map(list(string))))` | n/a | yes |
+| <a name="input_sso_region"></a> [sso\_region](#input\_sso\_region) | Region of your AWS SSO instance. | `string` | n/a | yes |
+
+## Outputs
+
+No outputs.
+<!-- END OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
diff --git a/examples/all-in-one/main.tf b/examples/all-in-one/main.tf
index 2bef92e..10b9902 100644
--- a/examples/all-in-one/main.tf
+++ b/examples/all-in-one/main.tf
@@ -8,14 +8,13 @@ locals {
   accounts          = data.aws_organizations_organization.organization.accounts
 }
 
-module "sample_assignments" {
-  # TODO: Replace with the module of Terraform Registry
-  source = "git@github.com:speee/terraform-aws-sso-assignment.git"
+module "all_assignments" {
+  source = "../.."
 
   instance_arn      = local.instance_arn
   identity_store_id = local.identity_store_id
 
   organization_accounts = local.accounts
 
-  assignments = var.assignments_sample
+  assignments = var.assignments_all
 }
diff --git a/examples/all-in-one/outputs.tf b/examples/all-in-one/outputs.tf
new file mode 100644
index 0000000..e69de29
diff --git a/examples/all-in-one/terraform.tfvars b/examples/all-in-one/terraform.tfvars
new file mode 100644
index 0000000..eefc46a
--- /dev/null
+++ b/examples/all-in-one/terraform.tfvars
@@ -0,0 +1,41 @@
+assignments_all = {
+  "account1" = {
+    "groups" = {
+      "SystemAdministrator" = [
+        "AdministratorAccess",
+      ],
+      "Engineer" = [
+        "PowerUserAccess",
+      ],
+      "Manager" = [
+        "ReadOnlyAccess",
+      ],
+    },
+    "users" = {
+      "alice@example.com" = [
+        "AdministratorAccess",
+      ],
+    },
+  },
+  "account2" = {
+    "groups" = {
+      "SystemAdministrator" = [
+        "AdministratorAccess",
+      ],
+      "Engineer" = [
+        "PowerUserAccess",
+      ],
+      "Manager" = [
+        "ReadOnlyAccess",
+      ],
+    },
+    "users" = {
+      "alice@example.com" = [
+        "AdministratorAccess",
+      ],
+      "bob@example.com" = [
+        "ReadOnlyAccess",
+      ],
+    },
+  },
+}
diff --git a/examples/all-in-one/variables.tf b/examples/all-in-one/variables.tf
index a0340c9..96fcece 100644
--- a/examples/all-in-one/variables.tf
+++ b/examples/all-in-one/variables.tf
@@ -4,5 +4,6 @@ variable "sso_region" {
 }
 
 variable "assignments_all" {
-  type = map(map(map(list(string))))
+  type        = map(map(map(list(string))))
+  description = "All of account assignments."
 }
diff --git a/examples/all-in-one/version.tf b/examples/all-in-one/version.tf
index 0a54aab..9a25607 100644
--- a/examples/all-in-one/version.tf
+++ b/examples/all-in-one/version.tf
@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">=3.52.0"
+      version = ">=3.24.0"
     }
   }
 }