diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index c6a5888..bb5a0a2 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -9,7 +9,7 @@ jobs:
 
     strategy:
       matrix:
-        php-version: ['7.2', '7.3', '7.4', '8.0']
+        php-version: ['7.2', '7.3', '7.4', '8.0', '8.1']
 
     steps:
     - name: Checkout