diff --git a/composer.json b/composer.json
index e5c47fab..86c73161 100644
--- a/composer.json
+++ b/composer.json
@@ -36,7 +36,7 @@
         "phpstan/phpstan-phpunit": "^0.11",
         "phpstan/phpstan-strict-rules": "^0.11",
         "phpunit/phpunit": "^8.2",
-        "squizlabs/php_codesniffer": "^3.2",
+        "squizlabs/php_codesniffer": "^3.4",
         "twig/twig": "^2.11",
         "zendframework/zend-diactoros": "^2.0"
     },