---
title: "Deprecation: #102631 - Deprecated Controller attribute for auto configuring backend controllers"
manual: "TYPO3 Core Changelog"
version: "main"
permalink: "https://docs.typo3.org/permalink/changelog:deprecation-102631-1702031387"
source: "Changelog/13.0/Deprecation-102631-DeprecatedControllerAttributeForAutoConfiguringBackendControllers.rst"
typo3-version: "13.0"
typo3-major: 13
type: "deprecation"
issue: 102631
forge: "https://forge.typo3.org/issues/102631"
tags: ["Backend", "PHP-API", "FullyScanned", "ext:backend"]
rendered: "2026-09-20T05:05:02+00:00"
---

# Deprecation: #102631 - Deprecated Controller attribute for auto configuring backend controllers {#deprecation-102631-1702031387}

See [forge#102631](https://forge.typo3.org/issues/102631)

## Description {#description}

In order to unify PHP attribute naming, the former [introduced](https://docs.typo3.org/permalink/changelog:feature-99055-1668096727)
`\TYPO3\CMS\Backend\Attribute\Controller` attribute has been deprecated
and is replaced by the [new](https://docs.typo3.org/permalink/changelog:feature-102631-1702031335)
`\TYPO3\CMS\Backend\Attribute\AsController` attribute.

## Impact {#impact}

The attribute has changed from `\TYPO3\CMS\Backend\Attribute\Controller`
to `\TYPO3\CMS\Backend\Attribute\AsController` and the old name
has been deprecated.

## Affected installations {#affected-installations}

All installations using the deprecated attribute
`\TYPO3\CMS\Backend\Attribute\Controller`. The extension
scanner will report usages.

## Migration {#migration}

Replace usages with the new attribute
`\TYPO3\CMS\Backend\Attribute\AsController`
in custom extension code.