diff --git a/extension.neon b/extension.neon
index bc03eea3..1d8b419d 100644
--- a/extension.neon
+++ b/extension.neon
@@ -24,8 +24,10 @@ parameters:
 		- stubs/FormTypeInterface.stub
 		- stubs/FormView.stub
 		- stubs/HeaderBag.stub
+		- stubs/Node.stub
 		- stubs/NormalizableInterface.stub
 		- stubs/NormalizerInterface.stub
+		- stubs/ParameterBag.stub
 		- stubs/Process.stub
 		- stubs/Session.stub
 
diff --git a/stubs/Node.stub b/stubs/Node.stub
new file mode 100644
index 00000000..692a0e95
--- /dev/null
+++ b/stubs/Node.stub
@@ -0,0 +1,11 @@
+<?php + +namespace Twig\Node; + +/** + * @implements \IteratorAggregate<string, self>
+ */
+class Node implements \IteratorAggregate
+{
+
+}
diff --git a/stubs/ParameterBag.stub b/stubs/ParameterBag.stub
new file mode 100644
index 00000000..00a40741
--- /dev/null
+++ b/stubs/ParameterBag.stub
@@ -0,0 +1,11 @@
+<?php + +namespace Symfony\Component\HttpFoundation; + +/** + * @implements \IteratorAggregate<string, mixed>
+ */
+class ParameterBag implements \IteratorAggregate
+{
+
+}
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://patch-diff.githubusercontent.com/raw/phpstan/phpstan-symfony/pull/122.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://patch-diff.githubusercontent.com/raw/phpstan/phpstan-symfony/pull/122.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>