diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index da5f168..b8a6d57 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php: ['8.1', '8.2', '8.3']
+        php: ['8.1', '8.2', '8.3', '8.4']
     name: Testing on PHP ${{ matrix.php }}
     steps:
       - name: Checkout