# Delete a feature rule version

Deletes a single version of a feature rule.

Endpoint: DELETE /v3/feature-rules/{featureRuleId}/versions/{versionId}
Version: 2026-09-18
Security: ZephrHmacHttp

## Security:

  - `ZephrHmacHttp` (unknown)
    http ZEPHR-HMAC-*

## Path parameters:

  - `featureRuleId` (string, required)
    Unique Feature Rule identifier

  - `versionId` (string, required)
    Unique Version identifier

## Response 200:

  - `200` (unknown)
    OK

## Response 200 fields (*/*):

  - `message` (string)
    Example: featureRuleId deleted successfully

## Response 404:

  - `404` (unknown)
    Not Found