The `VpcId` template pattern enforces a VPCId with length of 8 characters. ``` "AllowedPattern" : "^(?:vpc-[0-9a-f]{8}|)$", ``` [AWS has increased the length of VPC IDs to 17 characters](https://aws.amazon.com/blogs/compute/longer-resource-ids-in-2018-for-amazon-ec2-amazon-ebs-and-amazon-vpc/)
The
VpcIdtemplate pattern enforces a VPCId with length of 8 characters.AWS has increased the length of VPC IDs to 17 characters