diff --git a/README.md b/README.md
index 3a607f8..18c5923 100644
--- a/README.md
+++ b/README.md
@@ -139,7 +139,7 @@ MIT Licensed. See [LICENSE](https://github.com/terraform-aws-modules/terraform-a
 | tags | A map of tags to add to all resources. | map(string) | `{}` | no |
 | vpc\_id | VPC where the cluster and workers will be deployed. | string | n/a | yes |
 | worker\_additional\_security\_group\_ids | A list of additional security group ids to attach to worker instances | list(string) | `[]` | no |
-| worker\_ami\_name\_filter | Additional name filter for AWS EKS worker AMI. Default behaviour will get latest for the cluster\_version but could be set to a release from amazon-eks-ami, e.g. "v20190220" | string | `"v*"` | no |
+| worker\_ami\_name\_filter | Additional name filter for AWS EKS worker AMI. Default behaviour will get latest for the cluster_version but could be set to a release from amazon-eks-ami, e.g. "v20190220" | string | `"v*"` | no |
 | worker\_ami\_name\_filter\_prefix | Name prefix filter for AWS EKS worker AMI. Default behaviour will get regular EKS-Optimized AMI but could be set to a EKS-Optimized AMI with GPU Support, e.g. "amazon-eks-gpu-node", or custom AMI | string | `"amazon-eks-node"` | no |
 | worker\_create\_security\_group | Whether to create a security group for the workers or attach the workers to `worker_security_group_id`. | bool | `"true"` | no |
 | worker\_groups | A list of maps defining worker group configurations to be defined using AWS Launch Configurations. See workers_group_defaults for valid keys. | any | `[]` | no |