diff --git a/.github/workflows/formats.yml b/.github/workflows/formats.yml
index 54c5f01..9ceeb95 100644
--- a/.github/workflows/formats.yml
+++ b/.github/workflows/formats.yml
@@ -31,7 +31,6 @@ jobs:
       with:
         php-version: ${{ matrix.php }}
         extensions: dom, mbstring, zip
-        tools: prestissimo
         coverage: pcov
 
     - name: Install Composer dependencies