diff --git a/.github/workflows/setup_test.yml b/.github/workflows/setup_test.yml
index 29e0f00..6416ef4 100644
--- a/.github/workflows/setup_test.yml
+++ b/.github/workflows/setup_test.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-latest ]
-        php: [ '8.1', '8.2' ]
+        php: [ '8.1', '8.2', '8.3' ]
     steps:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2