Tackle Device tracking combination issue

README.md

@@ -198,8 +198,8 @@ No modules.
 | <a name="input_clients"></a> [clients](#input\_clients) | A container with the clients definitions | `any` | `[]` | no |
 | <a name="input_deletion_protection"></a> [deletion\_protection](#input\_deletion\_protection) | When active, DeletionProtection prevents accidental deletion of your user pool. Before you can delete a user pool that you have protected against deletion, you must deactivate this feature. Valid values are `ACTIVE` and `INACTIVE`. | `string` | `"INACTIVE"` | no |
 | <a name="input_device_configuration"></a> [device\_configuration](#input\_device\_configuration) | The configuration for the user pool's device tracking | `map(any)` | `{}` | no |
-| <a name="input_device_configuration_challenge_required_on_new_device"></a> [device\_configuration\_challenge\_required\_on\_new\_device](#input\_device\_configuration\_challenge\_required\_on\_new\_device) | Indicates whether a challenge is required on a new device. Only applicable to a new device | `bool` | `false` | no |
-| <a name="input_device_configuration_device_only_remembered_on_user_prompt"></a> [device\_configuration\_device\_only\_remembered\_on\_user\_prompt](#input\_device\_configuration\_device\_only\_remembered\_on\_user\_prompt) | If true, a device is only remembered on user prompt | `bool` | `false` | no |
+| <a name="input_device_configuration_challenge_required_on_new_device"></a> [device\_configuration\_challenge\_required\_on\_new\_device](#input\_device\_configuration\_challenge\_required\_on\_new\_device) | Indicates whether a challenge is required on a new device. Only applicable to a new device | `bool` | `null` | no |
+| <a name="input_device_configuration_device_only_remembered_on_user_prompt"></a> [device\_configuration\_device\_only\_remembered\_on\_user\_prompt](#input\_device\_configuration\_device\_only\_remembered\_on\_user\_prompt) | If true, a device is only remembered on user prompt | `bool` | `null` | no |
 | <a name="input_domain"></a> [domain](#input\_domain) | Cognito User Pool domain | `string` | `null` | no |
 | <a name="input_domain_certificate_arn"></a> [domain\_certificate\_arn](#input\_domain\_certificate\_arn) | The ARN of an ISSUED ACM certificate in us-east-1 for a custom domain | `string` | `null` | no |
 | <a name="input_email_configuration"></a> [email\_configuration](#input\_email\_configuration) | The Email Configuration | `map(any)` | `{}` | no |