diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bda5131..0bac476 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up PHP Version
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.3
           tools: composer:v2
 
       - name: Start MySQL
diff --git a/composer.json b/composer.json
index c76261b..4c4f096 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
 	},
 	"require-dev": {
 		"saschaegerer/phpstan-typo3": "^1.8",
-		"typo3/coding-standards": "^0.7",
+		"typo3/coding-standards": "^0.5.5",
 		"typo3/tailor": "^1.1",
 		"typo3/testing-framework": "^7.0 || ^8.0"
 	}