diff --git a/terraform/README.md b/terraform/README.md
index 17102fd04..119265720 100644
--- a/terraform/README.md
+++ b/terraform/README.md
@@ -137,7 +137,7 @@ No providers.
 | Name | Source | Version |
 |------|--------|---------|
 | <a name="module_azure_container_apps_hosting"></a> [azure\_container\_apps\_hosting](#module\_azure\_container\_apps\_hosting) | github.com/DFE-Digital/terraform-azurerm-container-apps-hosting | v1.6.3 |
-| <a name="module_azurerm_key_vault"></a> [azurerm\_key\_vault](#module\_azurerm\_key\_vault) | github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars | v0.4.1 |
+| <a name="module_azurerm_key_vault"></a> [azurerm\_key\_vault](#module\_azurerm\_key\_vault) | github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars | v0.4.2 |
 | <a name="module_data_protection"></a> [data\_protection](#module\_data\_protection) | github.com/DFE-Digital/terraform-azurerm-aspnet-data-protection | v1.0.0 |
 | <a name="module_statuscake-tls-monitor"></a> [statuscake-tls-monitor](#module\_statuscake-tls-monitor) | github.com/dfe-digital/terraform-statuscake-tls-monitor | v0.1.4 |
 
diff --git a/terraform/key-vault-tfvars-secrets.tf b/terraform/key-vault-tfvars-secrets.tf
index 1a0bcbbcd..539ef998a 100644
--- a/terraform/key-vault-tfvars-secrets.tf
+++ b/terraform/key-vault-tfvars-secrets.tf
@@ -1,5 +1,5 @@
 module "azurerm_key_vault" {
-  source = "github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars?ref=v0.4.1"
+  source = "github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars?ref=v0.4.2"
 
   environment                             = local.environment
   project_name                            = local.project_name