diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f92d696..00e51f9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-version: [ '8.1', '8.2', '8.3']
+        php-version: [ '8.1', '8.2', '8.3', '8.4']
         dependencies: ['highest']
         include:
           - php-version: '8.1'