diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index 47a8ee195..3a503819a 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -10375,7 +10375,7 @@ declare var Document: {
     prototype: Document;
     new(): Document;
     /**
-     * The **`parseHTMLUnsafe()`** static method of the Document object is used to parse a string of HTML, which may contain declarative shadow roots, in order to create a new Document instance.
+     * The **`parseHTMLUnsafe()`** static method of the Document object is used to parse an HTML input, optionally filtering unwanted HTML elements and attributes, in order to create a new Document instance.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/Document/parseHTMLUnsafe_static)
      */
@@ -11044,7 +11044,7 @@ interface Element extends Node, ARIAMixin, Animatable, ChildNode, NonDocumentTyp
      */
     setAttributeNodeNS(attr: Attr): Attr | null;
     /**
-     * The **`setHTMLUnsafe()`** method of the Element interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
+     * The **`setHTMLUnsafe()`** method of the Element interface is used to parse a string of HTML into a DocumentFragment, optionally filtering out unwanted elements and attributes, and those that don't belong in the context, and then using it to replace the element's subtree in the DOM.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/Element/setHTMLUnsafe)
      */
@@ -30748,7 +30748,7 @@ interface ShadowRoot extends DocumentFragment, DocumentOrShadowRoot {
      */
     getHTML(options?: GetHTMLOptions): string;
     /**
-     * The **`setHTMLUnsafe()`** method of the ShadowRoot interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
+     * The **`setHTMLUnsafe()`** method of the ShadowRoot interface can be used to parse a string of HTML into a DocumentFragment, optionally filtering out unwanted elements and attributes, and then use it to replace the existing tree in the Shadow DOM.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/ShadowRoot/setHTMLUnsafe)
      */
diff --git a/baselines/ts5.5/dom.generated.d.ts b/baselines/ts5.5/dom.generated.d.ts
index 1d0e42a70..dc066f8fc 100644
--- a/baselines/ts5.5/dom.generated.d.ts
+++ b/baselines/ts5.5/dom.generated.d.ts
@@ -10368,7 +10368,7 @@ declare var Document: {
     prototype: Document;
     new(): Document;
     /**
-     * The **`parseHTMLUnsafe()`** static method of the Document object is used to parse a string of HTML, which may contain declarative shadow roots, in order to create a new Document instance.
+     * The **`parseHTMLUnsafe()`** static method of the Document object is used to parse an HTML input, optionally filtering unwanted HTML elements and attributes, in order to create a new Document instance.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/Document/parseHTMLUnsafe_static)
      */
@@ -11035,7 +11035,7 @@ interface Element extends Node, ARIAMixin, Animatable, ChildNode, NonDocumentTyp
      */
     setAttributeNodeNS(attr: Attr): Attr | null;
     /**
-     * The **`setHTMLUnsafe()`** method of the Element interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
+     * The **`setHTMLUnsafe()`** method of the Element interface is used to parse a string of HTML into a DocumentFragment, optionally filtering out unwanted elements and attributes, and those that don't belong in the context, and then using it to replace the element's subtree in the DOM.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/Element/setHTMLUnsafe)
      */
@@ -30727,7 +30727,7 @@ interface ShadowRoot extends DocumentFragment, DocumentOrShadowRoot {
      */
     getHTML(options?: GetHTMLOptions): string;
     /**
-     * The **`setHTMLUnsafe()`** method of the ShadowRoot interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
+     * The **`setHTMLUnsafe()`** method of the ShadowRoot interface can be used to parse a string of HTML into a DocumentFragment, optionally filtering out unwanted elements and attributes, and then use it to replace the existing tree in the Shadow DOM.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/ShadowRoot/setHTMLUnsafe)
      */
diff --git a/baselines/ts5.6/dom.generated.d.ts b/baselines/ts5.6/dom.generated.d.ts
index 6d06f6059..d825997dc 100644
--- a/baselines/ts5.6/dom.generated.d.ts
+++ b/baselines/ts5.6/dom.generated.d.ts
@@ -10375,7 +10375,7 @@ declare var Document: {
     prototype: Document;
     new(): Document;
     /**
-     * The **`parseHTMLUnsafe()`** static method of the Document object is used to parse a string of HTML, which may contain declarative shadow roots, in order to create a new Document instance.
+     * The **`parseHTMLUnsafe()`** static method of the Document object is used to parse an HTML input, optionally filtering unwanted HTML elements and attributes, in order to create a new Document instance.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/Document/parseHTMLUnsafe_static)
      */
@@ -11044,7 +11044,7 @@ interface Element extends Node, ARIAMixin, Animatable, ChildNode, NonDocumentTyp
      */
     setAttributeNodeNS(attr: Attr): Attr | null;
     /**
-     * The **`setHTMLUnsafe()`** method of the Element interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
+     * The **`setHTMLUnsafe()`** method of the Element interface is used to parse a string of HTML into a DocumentFragment, optionally filtering out unwanted elements and attributes, and those that don't belong in the context, and then using it to replace the element's subtree in the DOM.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/Element/setHTMLUnsafe)
      */
@@ -30748,7 +30748,7 @@ interface ShadowRoot extends DocumentFragment, DocumentOrShadowRoot {
      */
     getHTML(options?: GetHTMLOptions): string;
     /**
-     * The **`setHTMLUnsafe()`** method of the ShadowRoot interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
+     * The **`setHTMLUnsafe()`** method of the ShadowRoot interface can be used to parse a string of HTML into a DocumentFragment, optionally filtering out unwanted elements and attributes, and then use it to replace the existing tree in the Shadow DOM.
      *
      * [MDN Reference](https://developer.mozilla.org/docs/Web/API/ShadowRoot/setHTMLUnsafe)
      */
diff --git a/inputfiles/mdn b/inputfiles/mdn
index 5972b3bca..a06a27b6f 160000
--- a/inputfiles/mdn
+++ b/inputfiles/mdn
@@ -1 +1 @@
-Subproject commit 5972b3bca23954d676bfbb29cafc822a75ca08aa
+Subproject commit a06a27b6f8eea66b66d848517aab0815a170c7cc
diff --git a/package-lock.json b/package-lock.json
index c49d0b448..fd3b58e1d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -355,9 +355,9 @@
       }
     },
     "node_modules/@mdn/browser-compat-data": {
-      "version": "6.0.20",
-      "resolved": "https://registry.npmjs.org/@mdn/browser-compat-data/-/browser-compat-data-6.0.20.tgz",
-      "integrity": "sha512-y4lC62dRr5m292FqEvCyCxJwGUo/CK8iS/IqfI886J1V+nFD9+SO9H6SJpNHyR7iDA2z7lyhWXag631Yg6a5mQ==",
+      "version": "6.0.21",
+      "resolved": "https://registry.npmjs.org/@mdn/browser-compat-data/-/browser-compat-data-6.0.21.tgz",
+      "integrity": "sha512-7cD8A8ZlreQs1XJfK9kpJQ3oWIdWkY+9DvQPSSjuy/qsmDfGywQ/eGpDijR3/rSZTjzO+J/LdRBd4TUXyKKDQA==",
       "dev": true,
       "license": "CC0-1.0"
     },