diff --git a/phpstan.dist.neon b/phpstan.dist.neon
index 7e5d5d8..95b916d 100644
--- a/phpstan.dist.neon
+++ b/phpstan.dist.neon
@@ -8,6 +8,9 @@ parameters:
     bootstrapFiles:
         - vendor/bin/.phpunit/phpunit/vendor/autoload.php
 
+    stubFiles:
+        - stubs/dom.stub
+
 includes:
     - vendor/phpstan/phpstan-phpunit/extension.neon
     - vendor/phpstan/phpstan-phpunit/rules.neon
diff --git a/src/Readability.php b/src/Readability.php
index 9bf62c0..9f6f87f 100644
--- a/src/Readability.php
+++ b/src/Readability.php
@@ -36,12 +36,12 @@ class Readability implements LoggerAwareInterface
     public $revertForcedParagraphElements = false;
 
     /**
-     * @var ?\DOMElement
+     * @var ?JSLikeHTMLElement
      */
     public $articleTitle;
 
     /**
-     * @var ?\DOMElement
+     * @var ?JSLikeHTMLElement
      */
     public $articleContent;
 
@@ -245,7 +245,7 @@ class Readability implements LoggerAwareInterface
     /**
      * Get article title element.
      *
-     * @return \DOMElement
+     * @return JSLikeHTMLElement
      */
     public function getTitle()
     {
@@ -259,7 +259,7 @@ class Readability implements LoggerAwareInterface
     /**
      * Get article content element.
      *
-     * @return \DOMElement
+     * @return JSLikeHTMLElement
      */
     public function getContent()
     {
@@ -447,7 +447,7 @@ class Readability implements LoggerAwareInterface
      */
     public function prepArticle(\DOMNode $articleContent): void
     {
-        if (!$articleContent instanceof \DOMElement) {
+        if (!$articleContent instanceof JSLikeHTMLElement) {
             return;
         }
 
@@ -474,7 +474,7 @@ class Readability implements LoggerAwareInterface
         }
 
         // Remove service data-candidate attribute.
-        /** @var \DOMNodeList<\DOMElement> */
+        /** @var \DOMNodeList<JSLikeHTMLElement> */
         $elems = $xpath->query('.//*[@data-candidate]', $articleContent);
         foreach ($elems as $elem) {
             $elem->removeAttribute('data-candidate');
@@ -645,7 +645,7 @@ class Readability implements LoggerAwareInterface
     /**
      * Remove extraneous break tags from a node.
      */
-    public function killBreaks(\DOMElement $node): void
+    public function killBreaks(JSLikeHTMLElement $node): void
     {
         $html = $node->getInnerHTML();
         $html = preg_replace($this->regexps['killBreaks'], '<br />', $html);
@@ -1160,7 +1160,7 @@ class Readability implements LoggerAwareInterface
          * This is faster to do before scoring but safer after.
          */
         if ($this->flagIsActive(self::FLAG_STRIP_UNLIKELYS) && $xpath) {
-            /** @var \DOMNodeList<\DOMElement> */
+            /** @var \DOMNodeList<JSLikeHTMLElement> */
             $candidates = $xpath->query('.//*[(self::footer and count(//footer)<2) or (self::aside and count(//aside)<2)]', $page->documentElement);
 
             for ($c = $candidates->length - 1; $c >= 0; --$c) {
@@ -1182,7 +1182,7 @@ class Readability implements LoggerAwareInterface
         $topCandidates = array_fill(0, 5, null);
         if ($xpath) {
             // Using array of DOMElements after deletion is a path to DOOMElement.
-            /** @var \DOMNodeList<\DOMElement> */
+            /** @var \DOMNodeList<JSLikeHTMLElement> */
             $candidates = $xpath->query('.//*[@data-candidate]', $page->documentElement);
             $this->logger->debug('Candidates: ' . $candidates->length);
 
diff --git a/stubs/dom.stub b/stubs/dom.stub
new file mode 100644
index 0000000..ac85e9d
--- /dev/null
+++ b/stubs/dom.stub
@@ -0,0 +1,36 @@
+<?php
+
+// SPDX-FileCopyrightText: 2022 Ondřej Mirtes
+// SPDX-License-Identifier: MIT
+// Based on https://github.com/phpstan/phpstan-src/blob/b2a9ba4b82d19b01f37eb983746f1840f1213851/stubs/dom.stub
+
+use Readability\JSLikeHTMLElement;
+
+class DOMDocument
+{
+    /** @var JSLikeHTMLElement|null */
+    public $documentElement;
+
+    /** @var null */
+    public $ownerDocument;
+
+    /**
+     * @param string $name
+     * @return DOMNodeList<JSLikeHTMLElement>
+     */
+    public function getElementsByTagName($name) {}
+}
+
+class DOMNode
+{
+
+}
+
+class DOMElement extends DOMNode
+{
+    /**
+     * @param string $name
+     * @return DOMNodeList<JSLikeHTMLElement>
+     */
+    public function getElementsByTagName($name) {}
+}
diff --git a/tests/ReadabilityTest.php b/tests/ReadabilityTest.php
index b09a97a..74b4d31 100644
--- a/tests/ReadabilityTest.php
+++ b/tests/ReadabilityTest.php
@@ -5,7 +5,6 @@ namespace Tests\Readability;
 use Monolog\Handler\TestHandler;
 use Monolog\Logger;
 use Psr\Log\LoggerInterface;
-use Readability\JSLikeHTMLElement;
 use Readability\Readability;
 
 class ReadabilityTest extends \PHPUnit\Framework\TestCase
@@ -80,8 +79,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertFalse($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('Sorry, Readability was unable to parse this page for content.', $readability->getContent()->getInnerHtml());
     }
@@ -92,8 +89,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('<div readability=', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is the awesome content :)', $readability->getContent()->getInnerHtml());
@@ -105,8 +100,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('<div readability=', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is the awesome content :)', $readability->getContent()->getInnerHtml());
@@ -119,8 +112,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('<div readability=', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is the awesome content :)', $readability->getContent()->getInnerHtml());
@@ -134,8 +125,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('<div readability=', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
@@ -151,8 +140,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('<div readability=', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
@@ -167,8 +154,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('<div readability=', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
@@ -182,8 +167,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('alt="article"', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
@@ -197,8 +180,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringNotContainsString('<aside>', $readability->getContent()->getInnerHtml());
@@ -212,8 +193,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('alt="article"', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
@@ -228,8 +207,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertStringContainsString('alt="article"', $readability->getContent()->getInnerHtml());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
@@ -243,8 +220,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
     }
@@ -256,8 +231,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringContainsString('This text is also an awesome text and you should know that', $readability->getContent()->getInnerHtml());
@@ -270,8 +243,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertEmpty($readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringNotContainsString('This text is also an awesome text and you should know that', $readability->getContent()->getInnerHtml());
@@ -284,8 +255,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertSame('this is my title', $readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringNotContainsString('This text is also an awesome text and you should know that', $readability->getContent()->getInnerHtml());
@@ -298,8 +267,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertSame('title2 - title3', $readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringNotContainsString('This text is also an awesome text and you should know that', $readability->getContent()->getInnerHtml());
@@ -312,8 +279,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertSame('title2 : title3', $readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringNotContainsString('This text is also an awesome text and you should know that', $readability->getContent()->getInnerHtml());
@@ -326,8 +291,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
         $this->assertSame('this is my h1 title !', $readability->getTitle()->getInnerHtml());
         $this->assertStringContainsString('This is an awesome text with some links, here there are', $readability->getContent()->getInnerHtml());
         $this->assertStringNotContainsString('This text is also an awesome text and you should know that', $readability->getContent()->getInnerHtml());
@@ -374,8 +337,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
             $res = $readability->init();
 
             $this->assertTrue($res);
-            $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-            $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
             $this->assertStringContainsString('<iframe src="https://www.youtube.com/embed/PUep6xNeKjA" width="560" height="315" frameborder="0" allowfullscreen="allowfullscreen"> </iframe>', $readability->getContent()->getInnerHtml());
             $this->assertStringContainsString('3D Touch', $readability->getTitle()->getInnerHtml());
         } finally {
@@ -442,8 +403,6 @@ class ReadabilityTest extends \PHPUnit\Framework\TestCase
         $res = $readability->init();
 
         $this->assertTrue($res);
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getContent());
-        $this->assertInstanceOf(JSLikeHTMLElement::class, $readability->getTitle());
     }
 
     public function testPostFilters(): void