diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b275b3e..a707b20 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [5.3, 5.4, 5.5, 5.6, 7.0, 7.1, 7.2, 7.3, 7.4, 8.0]
+        php: [5.3, 5.4, 5.5, 5.6, 7.0, 7.1, 7.2, 7.3, 7.4, 8.0, 8.1]
 
     name: PHP:${{ matrix.php }}
 
@@ -51,4 +51,4 @@ jobs:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           composer global require php-coveralls/php-coveralls "^1.0"
-          coveralls --coverage_clover=tests/logs/clover.xml -v
\ No newline at end of file
+          coveralls --coverage_clover=tests/logs/clover.xml -v