diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index dc4704c..0bc1fef 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-version: ['7.2', '7.3', '7.4', '8.0', '8.1', '8.2']
+        php-version: ['7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
 
     steps:
       - name: Setup PHP ${{ matrix.php-version }}
@@ -21,9 +21,6 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Using Composer version 2
-        run: sudo composer self-update --2
-
       - name: Validate composer.json and composer.lock
         run: composer validate
 
@@ -48,14 +45,11 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.2'
+          php-version: '8.3'
 
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Using Composer version 2
-        run: sudo composer self-update --2
-
       - name: Get Composer Cache Directory
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT