diff --git a/composer.json b/composer.json
index 536fe3b..8e8eb19 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
     "squizlabs/php_codesniffer": "^3.3",
     "phpunit/phpunit": "^9|^10",
     "infection/infection": "^0.25",
-    "slevomat/coding-standard": "^7.0",
+    "slevomat/coding-standard": "^8.8",
     "doctrine/coding-standard": "^9.0",
     "roave/infection-static-analysis-plugin": "^1.10"
   },