diff --git a/stubs/pdo.php b/stubs/pdo.php
index 0fafa98f5..cc034788f 100644
--- a/stubs/pdo.php
+++ b/stubs/pdo.php
@@ -2,6 +2,8 @@
 
 class PdoStatement {
     /**
+     * @psalm-taint-sink callable $class
+     *
      * @template T
      * @param class-string<T> $class
      * @return false|T