diff --git a/.github/workflows/qa.yaml b/.github/workflows/qa.yaml
index 16a7742..c761d85 100644
--- a/.github/workflows/qa.yaml
+++ b/.github/workflows/qa.yaml
@@ -24,7 +24,7 @@ jobs:
       - name: PHP Setup
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.2
+          php-version: 8.3
 
       - name: Validate composer.json
         run: composer validate --strict
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 640eb22..f219303 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -40,6 +40,8 @@ jobs:
             dependencies: "highest" # Pimcore 11.*
           - php-version: "8.2"
             dependencies: "highest" # Pimcore 11.*
+          - php-version: "8.3"
+            dependencies: "highest" # Pimcore 11.*
 
     steps:
       - name: Git Checkout
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a9236a9..35bc44a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 1.3.0
+
+### Changes:
+
+- Allow PHP 8.3
+
 ## 1.2.0
 
 ### Features:
diff --git a/compose.yaml b/compose.yaml
index 28d168d..c5c2abb 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -16,7 +16,7 @@ services:
       timeout: 10s
 
   php:
-    image: pimcore/pimcore:php8.2-latest
+    image: pimcore/pimcore:php8.3-latest
     volumes:
       - ./:/var/www/html/
     environment:
diff --git a/composer.json b/composer.json
index 9d38742..4d31445 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     }
   },
   "require": {
-    "php": "~8.1.0 || ~8.2.0",
+    "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
     "pimcore/pimcore": "^10.5.1 || ^11.0",
     "symfony/console": "^5.4 || ^6.0",
     "symfony/finder": "^5.4 || ^6.0",
diff --git a/phpstan.neon b/phpstan.neon
index 1f52c1b..d109b9d 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -7,5 +7,3 @@ parameters:
 
 	bootstrapFiles:
 		- vendor/pimcore/pimcore/stubs/dynamic-constants.php
-
-	checkGenericClassInNonGenericObjectType: false