---
title: Modifying a schema definition
description: Use the PingDirectory schema editor to edit read-write schema definitions marked as modifiable.
component: pingdirectory
version: 10.2
page_id: pingdirectory:pingdirectory_server_administration_guide:pd_ds_modify_schema_def_2
canonical_url: https://docs.pingidentity.com/pingdirectory/11.1/pingdirectory_server_administration_guide/pd_ds_adding_to_schema.html
llms_txt: https://docs.pingidentity.com/pingdirectory/llms.txt
docs_for_agents: https://developer.pingidentity.com/build-with-ai/docs-for-agents.md
revdate: 2024-07-05T00:00:00Z
superseded_by: https://docs.pingidentity.com/pingdirectory/11.1/pingdirectory_server_administration_guide/pd_ds_adding_to_schema.html
section_ids:
  about-this-task: About this task
  steps: Steps
---

# Modifying a schema definition

## About this task

You can only edit schema definitions in the PingDirectory server that are read-write. The schema elements indicated by the **Modifiable** column in the schema editor's tables can be modified.

To modify a schema definition:

## Steps

1. Start the administrative console.

2. In the top-level navigation menu, click **Schema**.

3. Click the **Object Classes** tab.

4. Select the object class that you want to modify, and then click **Actions → Edit**.

   ![Screen capture showing the sampleObjectClass schema definition with the Edit item in the Actions list highlighted.](_images/msu1681144944422.png)

5. Make your changes and click **OK**.