diff --git a/.php_cs.dist b/.php_cs.dist
index d1030fa1e7..c2aaebf619 100644
--- a/.php_cs.dist
+++ b/.php_cs.dist
@@ -67,6 +67,7 @@ $finder = PhpCsFixer\Finder::create()
     ->exclude('plugin/bbb/lib')
     ->exclude('plugin/ims_lti')
     ->exclude('plugin/sepe/src/wsse')
+    ->exclude('plugin/test2pdf/class')
     ->exclude('tests')
     ->exclude('var')
     ->exclude('vendor')