diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4cd9e40..a3c6d62 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php: ['8.2', '8.3']
+        php: ['8.2', '8.3', '8.4']
     name: Testing on PHP ${{ matrix.php }}
     steps:
       - name: Checkout
@@ -17,7 +17,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          extensions: mbstring,bcmath
+          extensions: mbstring, bcmath
           tools: composer
 
       - name: Install PHP dependencies