diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 375a92b..268fd33 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-version: ['7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.3']
+        php-version: ['7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
     steps:
       - uses: actions/checkout@v2
       - name: Setup PHP ${{ matrix.php-version }}