diff --git a/.github/workflows/phar.yml b/.github/workflows/phar.yml
index 3aae0548f..125b2e7c4 100644
--- a/.github/workflows/phar.yml
+++ b/.github/workflows/phar.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '7.4'
+          php-version: '8.1'
 
       - name: Get composer cache directory
         id: composer-cache