diff --git a/composer.json b/composer.json
index 0f1ec08aa..a23e28928 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
 		"composer/installers": ">=1.0.1"
 	},
 	"require-dev": {
-		"mediawiki/mediawiki-codesniffer": "49.0.0",
+		"mediawiki/mediawiki-codesniffer": "50.0.0",
 		"mediawiki/mediawiki-phan-config": "0.19.0",
 		"mediawiki/minus-x": "2.0.1",
 		"php-parallel-lint/php-console-highlighter": "1.0.0",