diff --git a/.github/workflows/4.8.x-test.yml b/.github/workflows/4.8.x-test.yml
index c5d27cd4..755ea7d3 100644
--- a/.github/workflows/4.8.x-test.yml
+++ b/.github/workflows/4.8.x-test.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        php-version: [8.0, 8.1, 8.2]
+        php-version: [8.0, 8.1, 8.2, 8.3]
         os: ['ubuntu-latest']
         include:
           - os: 'ubuntu-latest'