diff --git a/.github/workflows/quality-assurance.yml b/.github/workflows/quality-assurance.yml
index 9838b65e..8e581c92 100644
--- a/.github/workflows/quality-assurance.yml
+++ b/.github/workflows/quality-assurance.yml
@@ -5,7 +5,7 @@ jobs:
     name: Quality Assurance
     runs-on: ubuntu-latest
     env:
-      php-version: '8.2'
+      php-version: '8.3'
       php-extensions: yaml
     steps:
       - name: Checkout
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8a639365..7d4a39ca 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,6 +15,7 @@ jobs:
           - "8.0"
           - "8.1"
           - "8.2"
+          - "8.3"
 
     env:
       php-extensions: yaml
diff --git a/composer.json b/composer.json
index a2ce9625..b95a7474 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         }
     ],
     "require": {
-        "php": "~8.0.0 || ~8.1.0 || ~8.2.0",
+        "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0",
         "composer-runtime-api": "^2.0",
         "psr/simple-cache": "^1.0 || ^2.0 || ^3.0"
     },