diff --git a/composer.json b/composer.json
index 58eb69c..740a5f0 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
 		"source": "https://github.com/llaumgui/mw-auth-flarum"
 	},
 	"require-dev": {
-		"mediawiki/mediawiki-codesniffer": "31.0.0",
+		"mediawiki/mediawiki-codesniffer": "38.0.0",
 		"mediawiki/mediawiki-phan-config": "0.10.2",
 		"mediawiki/minus-x": "1.1.0",
 		"php-parallel-lint/php-console-highlighter": "1.0.0",