diff --git a/ldap-ou-create/README.md b/ldap-ou-create/README.md
index da908dc..27b311b 100644
--- a/ldap-ou-create/README.md
+++ b/ldap-ou-create/README.md
@@ -30,8 +30,8 @@ module "ou" {
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13 |
 | <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.66.0 |
-| <a name="requirement_external"></a> [external](#requirement\_external) | >= 1.0 |
 | <a name="requirement_ldap"></a> [ldap](#requirement\_ldap) | >= 0.5.4 |
+| <a name="requirement_null"></a> [null](#requirement\_null) | >= 1.0 |
 
 ## Providers
 
@@ -39,7 +39,7 @@ module "ou" {
 |------|---------|
 | <a name="provider_aws"></a> [aws](#provider\_aws) | >= 3.66.0 |
 | <a name="provider_ldap"></a> [ldap](#provider\_ldap) | >= 0.5.4 |
-| <a name="provider_null"></a> [null](#provider\_null) | n/a |
+| <a name="provider_null"></a> [null](#provider\_null) | >= 1.0 |
 | <a name="provider_template"></a> [template](#provider\_template) | n/a |
 
 ## Modules
diff --git a/ldap-ou-create/versions.tf b/ldap-ou-create/versions.tf
index 64c87b1..4bd9a2d 100644
--- a/ldap-ou-create/versions.tf
+++ b/ldap-ou-create/versions.tf
@@ -8,7 +8,7 @@ terraform {
       source  = "trevex/ldap"
       version = ">= 0.5.4"
     }
-    external = {
+    null = {
       source  = "hashicorp/null"
       version = ">= 1.0"
     }