---
title: "Changes to Delete items from an IoC collection"
method: DELETE
path: "/collections/{id}/relationships/{relationship}"
---

# Changes to Delete items from an IoC collection

`DELETE /collections/{id}/relationships/{relationship}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 2 revisions.

- **2026-11-03** `a15abb3e8389`: 1 breaking, 2 info

## Changes

- **2026-11-03** `a15abb3e8389`: 1 breaking, 2 info
  - the `header` request parameter `x-apikey` became required
  - api operation id `delete_collections-id-relationships-relationship` removed and replaced with `delete-element-from-ioc-collection`
  - api tag `Threat Actors, Malware & Tools, Campaigns, IoC Collections` added

---

[Operation](https://skmtc.dev/virustotal/apis/threat-landscape/docs/collections/:id/relationships/:relationship/delete.md) - [API](https://skmtc.dev/virustotal/apis/threat-landscape.md) - [Page](https://skmtc.dev/virustotal/apis/threat-landscape/changes/collections/:id/relationships/:relationship/delete)