diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 774421fe8a7e..7a55a689bb88 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -81,7 +81,7 @@ jobs:
       uses: shivammathur/setup-php@v2
       with:
         php-version: ${{ matrix.php-versions }}
-        extensions: mysql, mysqlnd, sqlite3, bcmath, gmp, gd, curl, zip, openssl, mbstring, xml, redis
+        extensions: mysql, mysqlnd, sqlite3, bcmath, gmp, gd, curl, zip, openssl, mbstring, xml, redis, :psr
 
     - uses: actions/checkout@v1
       with: