---
title: "POST /#Action=ModifyClusterParameterGroup"
method: POST
path: "/#Action=ModifyClusterParameterGroup"
---

# POST /#Action=ModifyClusterParameterGroup

`POST /#Action=ModifyClusterParameterGroup`

Modifies the parameters of a parameter group. For the parameters parameter, it can't contain ASCII characters.

For more information about parameters and parameter groups, go to [Amazon Redshift Parameter Groups](https://docs.aws.amazon.com/redshift/latest/mgmt/working-with-parameter-groups.html) in the _Amazon Redshift Cluster Management Guide_.

## Query parameters

- `Action` 'ModifyClusterParameterGroup', required
- `Version` '2012-12-01', required

## Response `200`

Success

## Other responses

- `480` — ClusterParameterGroupNotFoundFault
- `481` — InvalidClusterParameterGroupStateFault

---

[API](https://skmtc.net/aws/apis/redshift.md) · [All operations](https://skmtc.net/aws/apis/redshift/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/redshift/versions/20d3543bb6e9/schema)