diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 46d9c93..8acf156 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['7.1', '7.2', '7.3', '7.4', '8.0', '8.1']
+        php-versions: ['7.1', '7.2', '7.3', '7.4', '8.0']
     steps:
       - name: Checkout
         uses: actions/checkout@v2