diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 00cfb77..374baa4 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,7 +10,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     strategy:
       matrix:
-        php: ["8.1", "8.2", "8.3"]
+        php: ["8.1", "8.2", "8.3", "8.4"]
     name: PHP ${{ matrix.php }}
     runs-on: ubuntu-20.04
     steps: