diff --git a/composer.lock b/composer.lock
index a1f7537..e2fc5ac 100644
--- a/composer.lock
+++ b/composer.lock
@@ -80,6 +80,9 @@
             },
             "type": "library",
             "autoload": {
+                "files": [
+                    "lib/Parser/ctype.php"
+                ],
                 "psr-4": {
                     "MensBeam\\HTML\\": [
                         "lib/"
@@ -87,9 +90,6 @@
                 },
                 "classmap": [
                     "lib/Parser/Token.php"
-                ],
-                "files": [
-                    "lib/Parser/ctype.php"
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -376,12 +376,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Php80\\": ""
-                },
                 "files": [
                     "bootstrap.php"
                 ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php80\\": ""
+                },
                 "classmap": [
                     "Resources/stubs"
                 ]
diff --git a/lib/Serializer.php b/lib/Serializer.php
index 86ad3d2..4699ea2 100644
--- a/lib/Serializer.php
+++ b/lib/Serializer.php
@@ -43,10 +43,9 @@ class Serializer extends ParserSerializer {
     }
 
     protected static function treatAsBlockWithTemplates(\DOMNode $node): bool {
-        $parent = $node->parentNode ?? $node;
         $document = $node->ownerDocument;
         $xpath = $document->xpath;
-        $templates = $xpath->query('.//template[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"][not(ancestor::iframe[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::listing[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::noembed[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::noframes[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::noscript[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::plaintext[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::pre[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::style[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::script[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::textarea[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::title[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::xmp[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"])]', $parent);
+        $templates = $xpath->query('.//template[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"][not(ancestor::iframe[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::listing[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::noembed[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::noframes[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::noscript[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::plaintext[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::pre[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::style[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::script[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::textarea[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::title[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"] or ancestor::xmp[namespace-uri()="" or namespace-uri()="http://www.w3.org/1999/xhtml"])]', $node);
 
         foreach ($templates as $t) {
             $content = static::getTemplateContent($t);
diff --git a/vendor-bin/phpunit/composer.lock b/vendor-bin/phpunit/composer.lock
index a681ed0..19a4d9d 100644
--- a/vendor-bin/phpunit/composer.lock
+++ b/vendor-bin/phpunit/composer.lock
@@ -99,12 +99,12 @@
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "DeepCopy\\": "src/DeepCopy/"
-                },
                 "files": [
                     "src/DeepCopy/deep_copy.php"
-                ]
+                ],
+                "psr-4": {
+                    "DeepCopy\\": "src/DeepCopy/"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -248,16 +248,16 @@
         },
         {
             "name": "phar-io/version",
-            "version": "3.1.0",
+            "version": "3.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phar-io/version.git",
-                "reference": "bae7c545bef187884426f042434e561ab1ddb182"
+                "reference": "15a90844ad40f127afd244c0cad228de2a80052a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phar-io/version/zipball/bae7c545bef187884426f042434e561ab1ddb182",
-                "reference": "bae7c545bef187884426f042434e561ab1ddb182",
+                "url": "https://api.github.com/repos/phar-io/version/zipball/15a90844ad40f127afd244c0cad228de2a80052a",
+                "reference": "15a90844ad40f127afd244c0cad228de2a80052a",
                 "shasum": ""
             },
             "require": {
@@ -293,9 +293,9 @@
             "description": "Library for handling version information and constraints",
             "support": {
                 "issues": "https://github.com/phar-io/version/issues",
-                "source": "https://github.com/phar-io/version/tree/3.1.0"
+                "source": "https://github.com/phar-io/version/tree/3.1.1"
             },
-            "time": "2021-02-23T14:00:09+00:00"
+            "time": "2022-02-07T21:56:48+00:00"
         },
         {
             "name": "phpdocumentor/reflection-common",
@@ -904,11 +904,11 @@
                 }
             },
             "autoload": {
-                "classmap": [
-                    "src/"
-                ],
                 "files": [
                     "src/Framework/Assert/Functions.php"
+                ],
+                "classmap": [
+                    "src/"
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -1451,16 +1451,16 @@
         },
         {
             "name": "sebastian/global-state",
-            "version": "5.0.3",
+            "version": "5.0.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/global-state.git",
-                "reference": "23bd5951f7ff26f12d4e3242864df3e08dec4e49"
+                "reference": "19c519631c5a511b7ed0ad64a6713fdb3fd25fe4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/global-state/zipball/23bd5951f7ff26f12d4e3242864df3e08dec4e49",
-                "reference": "23bd5951f7ff26f12d4e3242864df3e08dec4e49",
+                "url": "https://api.github.com/repos/sebastianbergmann/global-state/zipball/19c519631c5a511b7ed0ad64a6713fdb3fd25fe4",
+                "reference": "19c519631c5a511b7ed0ad64a6713fdb3fd25fe4",
                 "shasum": ""
             },
             "require": {
@@ -1503,7 +1503,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/global-state/issues",
-                "source": "https://github.com/sebastianbergmann/global-state/tree/5.0.3"
+                "source": "https://github.com/sebastianbergmann/global-state/tree/5.0.4"
             },
             "funding": [
                 {
@@ -1511,7 +1511,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-06-11T13:31:12+00:00"
+            "time": "2022-02-10T07:01:19+00:00"
         },
         {
             "name": "sebastian/lines-of-code",
diff --git a/vendor-bin/robo/composer.lock b/vendor-bin/robo/composer.lock
index 808cd14..f826476 100644
--- a/vendor-bin/robo/composer.lock
+++ b/vendor-bin/robo/composer.lock
@@ -1333,12 +1333,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Intl\\Grapheme\\": ""
-                },
                 "files": [
                     "bootstrap.php"
-                ]
+                ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Intl\\Grapheme\\": ""
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -1414,12 +1414,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Intl\\Normalizer\\": ""
-                },
                 "files": [
                     "bootstrap.php"
                 ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Intl\\Normalizer\\": ""
+                },
                 "classmap": [
                     "Resources/stubs"
                 ]
@@ -1501,12 +1501,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Mbstring\\": ""
-                },
                 "files": [
                     "bootstrap.php"
-                ]
+                ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Mbstring\\": ""
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -1578,12 +1578,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Php73\\": ""
-                },
                 "files": [
                     "bootstrap.php"
                 ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php73\\": ""
+                },
                 "classmap": [
                     "Resources/stubs"
                 ]
@@ -1657,12 +1657,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Php80\\": ""
-                },
                 "files": [
                     "bootstrap.php"
                 ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php80\\": ""
+                },
                 "classmap": [
                     "Resources/stubs"
                 ]