diff --git a/modules/net-vpc/README.md b/modules/net-vpc/README.md
index ef570593..84377bd8 100644
--- a/modules/net-vpc/README.md
+++ b/modules/net-vpc/README.md
@@ -266,7 +266,7 @@ flow_logs: # enable, set to empty map to use defaults
| [delete_default_routes_on_create](variables.tf#L29) | Set to true to delete the default routes at creation time. | bool
| | false
|
| [description](variables.tf#L35) | An optional description of this resource (triggers recreation on change). | string
| | "Terraform-managed."
|
| [dns_policy](variables.tf#L41) | DNS policy setup for the VPC. | object({…})
| | null
|
-| [mtu](variables.tf#L54) | Maximum Transmission Unit in bytes. The minimum value for this field is 1460 and the maximum value is 1500 bytes. | number
| | null
|
+| [mtu](variables.tf#L54) | Maximum Transmission Unit in bytes. The minimum value for this field is 1460 (the default) and the maximum value is 1500 bytes. | number
| | null
|
| [peering_config](variables.tf#L65) | VPC peering configuration. | object({…})
| | null
|
| [psa_config](variables.tf#L81) | The Private Service Access configuration for Service Networking. | object({…})
| | null
|
| [routes](variables.tf#L91) | Network routes, keyed by name. | map(object({…}))
| | {}
|
diff --git a/modules/net-vpc/variables.tf b/modules/net-vpc/variables.tf
index 1a2925c0..89207479 100644
--- a/modules/net-vpc/variables.tf
+++ b/modules/net-vpc/variables.tf
@@ -52,7 +52,7 @@ variable "dns_policy" {
}
variable "mtu" {
- description = "Maximum Transmission Unit in bytes. The minimum value for this field is 1460 and the maximum value is 1500 bytes."
+ description = "Maximum Transmission Unit in bytes. The minimum value for this field is 1460 (the default) and the maximum value is 1500 bytes."
type = number
default = null
}