diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0872de2..2417ada 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [8.1, 8.2, 8.3]
+        php: [8.1, 8.2, 8.3, 8.4]
 
     name: P${{ matrix.php }}