Semantic MediaWiki 4.0.2

Semantic MediaWiki 4.0.2Semantic MediaWiki 4.0.2

Semantic MediaWiki 4.0.2
Release date: July 21, 2022
Previous version: Semantic MediaWiki 4.0.1
Next version: Semantic MediaWiki 4.1.0
Compatible with: MW 1.35.0 - 1.37.x
Current version:
SMW 4.1.3

Version 4.0.2 of Semantic MediaWiki is the second release after the major Semantic MediaWiki 4.0.0 release. It is a security and maintenance release providing bug fixes and translation updates. See the English language RELEASE NOTES below on this page for further information.

Users are encouraged to upgrade as soon as possible.

Please refer to the help pages on installing or upgrading Semantic MediaWiki to get detailed instructions on how to do this.

Semantic MediaWiki 4.0.2

Released on July 21, 2022.


This is a patch release, meaning that it contains only fixes and no breaking changes.

This release improves compatibility with MediaWiki 1.37 and 1.38. It also brings a fix for a security issue.

Users of MediaWiki 1.37 and later and Semantic MediaWiki 4.0.1 and earlier are encouraged to upgrade.


Get the new version via Composer:

  • Step 1: if you are upgrading from SMW older than 4.0.0, ensure the SMW version in composer.json is ^4.0.2
  • Step 2: run composer in your MediaWiki directory: composer update --no-dev --optimize-autoloader

No need to run "update.php" or any other migration scripts.


The combination "en":"Semantic MediaWiki 4.0.2" already exists for page "Semantic MediaWiki 4.0.2" therefore no additional interlanguage annotation was created.