diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c2d1fce..88001ee 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,6 +21,7 @@ jobs:
           - '7.3'
           - '7.4'
           - '8.0'
+          - '8.1'
       fail-fast: false
     name: PHP ${{ matrix.php }}