---
title: "GET /#Action=ModifyEventSubscription"
method: GET
path: "/#Action=ModifyEventSubscription"
---

# GET /#Action=ModifyEventSubscription

`GET /#Action=ModifyEventSubscription`

Modifies an existing RDS event notification subscription. You can't modify the source identifiers using this call. To change source identifiers for a subscription, use the `AddSourceIdentifierToSubscription` and `RemoveSourceIdentifierFromSubscription` calls.

You can see a list of the event categories for a given source type (`SourceType`) in [Events](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_Events.html) in the _Amazon RDS User Guide_ or by using the `DescribeEventCategories` operation.

## Query parameters

- `SubscriptionName` string, required
- `SnsTopicArn` string
- `SourceType` string
- `EventCategories` string[]
- `Enabled` boolean
- `Action` 'ModifyEventSubscription', required
- `Version` '2014-10-31', required

## Response `200`

Success

## Other responses

- `480` — EventSubscriptionQuotaExceededFault
- `481` — SubscriptionNotFoundFault
- `482` — SNSInvalidTopicFault
- `483` — SNSNoAuthorizationFault
- `484` — SNSTopicArnNotFoundFault
- `485` — SubscriptionCategoryNotFoundFault

---

[API](https://skmtc.net/aws/apis/rds.md) · [All operations](https://skmtc.net/aws/apis/rds/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/rds/versions/e6b3ad7df19b/schema)