diff --git a/packages/html-reporter/src/chip.spec.tsx b/packages/html-reporter/src/chip.spec.tsx
index 3a0cfe908a..8c88fee071 100644
--- a/packages/html-reporter/src/chip.spec.tsx
+++ b/packages/html-reporter/src/chip.spec.tsx
@@ -48,3 +48,14 @@ test('setExpanded is called', async ({ mount }) => {
   await component.getByText('Title').click();
   expect(expandedValues).toEqual([true]);
 });
+
+test('setExpanded should work', async ({ mount }) => {
+  const component = await mount(<AutoChip header='Title' initialExpanded={false}>
+    Body
+  </AutoChip>);
+  await component.getByText('Title').click();
+  await expect(component).toMatchAriaSnapshot(`
+    - button "Title" [expanded]
+    - region: Body
+  `);
+});
diff --git a/packages/html-reporter/src/chip.tsx b/packages/html-reporter/src/chip.tsx
index 8f4badf97f..537c439eb0 100644
--- a/packages/html-reporter/src/chip.tsx
+++ b/packages/html-reporter/src/chip.tsx
@@ -32,6 +32,8 @@ export const Chip: React.FC<{
 }> = ({ header, expanded, setExpanded, children, noInsets, dataTestId, targetRef }) => {
   return <div className='chip' data-testid={dataTestId} ref={targetRef}>
     <div
+      role='button'
+      aria-expanded={!!expanded}
       className={clsx('chip-header', setExpanded && ' expanded-' + expanded)}
       onClick={() => setExpanded?.(!expanded)}
       title={typeof header === 'string' ? header : undefined}>
@@ -39,7 +41,7 @@ export const Chip: React.FC<{
       {setExpanded && !expanded && icons.rightArrow()}
       {header}
     </div>
-    {(!setExpanded || expanded) && <div className={clsx('chip-body', noInsets && 'chip-body-no-insets')}>{children}</div>}
+    {(!setExpanded || expanded) && <div role='region' className={clsx('chip-body', noInsets && 'chip-body-no-insets')}>{children}</div>}
   </div>;
 };
 
diff --git a/tests/playwright-test/update-aria-snapshot.spec.ts b/tests/playwright-test/update-aria-snapshot.spec.ts
index 24b417c744..c9c9b0056e 100644
--- a/tests/playwright-test/update-aria-snapshot.spec.ts
+++ b/tests/playwright-test/update-aria-snapshot.spec.ts
@@ -16,6 +16,7 @@
 
 import * as fs from 'fs';
 import { test, expect, playwrightCtConfigText } from './playwright-test-fixtures';
+import { execSync } from 'child_process';
 
 test.describe.configure({ mode: 'parallel' });
 
@@ -47,6 +48,10 @@ test('should update snapshot with the update-snapshots flag', async ({ runInline
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });
 
 test('should update missing snapshots', async ({ runInlineTest }, testInfo) => {
@@ -76,6 +81,10 @@ test('should update missing snapshots', async ({ runInlineTest }, testInfo) => {
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });
 
 test('should generate baseline with regex', async ({ runInlineTest }, testInfo) => {
@@ -126,6 +135,10 @@ test('should generate baseline with regex', async ({ runInlineTest }, testInfo)
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });
 
 test('should generate baseline with special characters', async ({ runInlineTest }, testInfo) => {
@@ -168,6 +181,10 @@ test('should generate baseline with special characters', async ({ runInlineTest
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });
 
 test('should update missing snapshots in tsx', async ({ runInlineTest }, testInfo) => {
@@ -207,6 +224,10 @@ test('should update missing snapshots in tsx', async ({ runInlineTest }, testInf
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });
 
 test('should update multiple files', async ({ runInlineTest }, testInfo) => {
@@ -269,6 +290,10 @@ test('should update multiple files', async ({ runInlineTest }, testInfo) => {
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });
 
 test('should generate baseline for input values', async ({ runInlineTest }, testInfo) => {
@@ -298,4 +323,8 @@ test('should generate baseline for input values', async ({ runInlineTest }, test
        });
      
 `);
+
+  execSync(`patch -p1 < ${patchPath}`, { cwd: testInfo.outputPath() });
+  const result2 = await runInlineTest({});
+  expect(result2.exitCode).toBe(0);
 });