diff --git a/types/testing-library__dom/role-helpers.d.ts b/types/testing-library__dom/role-helpers.d.ts
index 8fb422d90b..37abddd828 100644
--- a/types/testing-library__dom/role-helpers.d.ts
+++ b/types/testing-library__dom/role-helpers.d.ts
@@ -1,2 +1,7 @@
 export function logRoles(container: HTMLElement): string;
 export function getRoles(container: HTMLElement): { [index: string]: HTMLElement[] };
+/**
+ * https://testing-library.com/docs/dom-testing-library/api-helpers#isinaccessible
+ * @param element
+ */
+export function isInaccessible(element: Element): boolean;
diff --git a/types/testing-library__dom/testing-library__dom-tests.ts b/types/testing-library__dom/testing-library__dom-tests.ts
index 072ea21366..e6b74755b8 100644
--- a/types/testing-library__dom/testing-library__dom-tests.ts
+++ b/types/testing-library__dom/testing-library__dom-tests.ts
@@ -1,4 +1,4 @@
-import { queries } from '@testing-library/dom';
+import { queries, isInaccessible } from '@testing-library/dom';
 
 const { getByText, queryByText, findByText, getAllByText, queryAllByText, findAllByText, queryByRole } = queries;
 
@@ -19,3 +19,8 @@ function testByRole() {
     console.assert(queryByRole(element, 'button') === null);
     console.assert(queryByRole(element, 'button', { hidden: true }) !== null);
 }
+
+function testA11yHelper() {
+    const element = document.createElement('svg');
+    console.assert(!isInaccessible(element));
+}