diff --git a/playwright-staging/tests/submit/erp.spec.js b/playwright-staging/tests/submit/erp.spec.js
index 8cd8dd35..f83e91ee 100644
--- a/playwright-staging/tests/submit/erp.spec.js
+++ b/playwright-staging/tests/submit/erp.spec.js
@@ -48,7 +48,7 @@ test('Verify giftaid submit ERP data @regression', async ({ page }) => {
   ]);
   
   // Check for the thank you message to confirm successful submission
-  await expect(page.locator('div > h1')).toHaveText(`Thank you, ${contactInfo.firstName}!`);
+  await expect(page.locator('div.success-wrapper--inner h1')).toHaveText(`Thank you, ${contactInfo.firstName}!`);
   
   // ERP Steps
   const giftaidSubmit = await erpTester.findOne('Gift Aid Declaration', {
diff --git a/playwright-staging/tests/submit/formValidation.spec.js b/playwright-staging/tests/submit/formValidation.spec.js
index 6516fc6b..636e110f 100644
--- a/playwright-staging/tests/submit/formValidation.spec.js
+++ b/playwright-staging/tests/submit/formValidation.spec.js
@@ -77,6 +77,6 @@ test.describe('Form validation @sanity @nightly-sanity', () => {
     await page.locator('#field-input--lastname').fill('');
     await commands.populateFormFields(page);
     await page.locator('button[type=submit]').click();
-    await expect(page.locator('div > h1')).toHaveText('Thank you, test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you, test!');
   });
 });
diff --git a/playwright-staging/tests/submit/internationalAddressesValidation.spec.js b/playwright-staging/tests/submit/internationalAddressesValidation.spec.js
index cddbd77a..f2823116 100644
--- a/playwright-staging/tests/submit/internationalAddressesValidation.spec.js
+++ b/playwright-staging/tests/submit/internationalAddressesValidation.spec.js
@@ -38,7 +38,7 @@ test.describe('International addresses validation @sanity @nightly-sanity', () =
     // Submit the form and ensure no errors are shown for international address
     await commands.selectMarketingPrefs(page); // Assuming this handles checkbox interactions
     await page.click('button[type=submit]');
-    await expect(page.locator('div > h1')).toContainText('Thank you, test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toContainText('Thank you, test!');
     
     await page.close();
   });
diff --git a/playwright-staging/tests/submit/marketingPreferencesData.spec.js b/playwright-staging/tests/submit/marketingPreferencesData.spec.js
index 92170f11..140313c1 100644
--- a/playwright-staging/tests/submit/marketingPreferencesData.spec.js
+++ b/playwright-staging/tests/submit/marketingPreferencesData.spec.js
@@ -38,7 +38,7 @@ test('Verify giftaid marketing preferences data in contact-store @sanity @nightl
   await page.locator('button[type=submit]').click();
   
   // Verify success message
-  await expect(page.locator('div > h1')).toHaveText(`Thank you, ${firstName}!`);
+  await expect(page.locator('div.success-wrapper--inner h1')).toHaveText(`Thank you, ${firstName}!`);
   
   // Retrieve and verify marketing preferences data
   const mpData = await MarketingPrefsVerify.get(email);
diff --git a/playwright-staging/tests/submit/marketingPreferencesValidation.spec.js b/playwright-staging/tests/submit/marketingPreferencesValidation.spec.js
index ce8c5b0e..f7fe5c6e 100644
--- a/playwright-staging/tests/submit/marketingPreferencesValidation.spec.js
+++ b/playwright-staging/tests/submit/marketingPreferencesValidation.spec.js
@@ -35,7 +35,7 @@ test.describe('Marketing preferences validation @sanity @nightly-sanity', () =>
   
     // Submit the form
     await page.click('button[type=submit]');
-    await expect(page.locator('div > h1')).toHaveText('Thank you, test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you, test!');
   });
   
   test('Validate email marketing preference field', async ({ page }) => {
@@ -53,7 +53,7 @@ test.describe('Marketing preferences validation @sanity @nightly-sanity', () =>
     // Re-enter valid email and submit
     await page.fill('input#field-input--email', email);
     await page.click('button[type=submit]');
-    await expect(page.locator('div > h1')).toHaveText('Thank you, test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you, test!');
   });
   
   test('Validate phone marketing preference field', async ({ page }) => {
@@ -71,6 +71,6 @@ test.describe('Marketing preferences validation @sanity @nightly-sanity', () =>
     // Re-enter valid phone number and submit
     await page.fill('input#field-input--phone', phone);
     await page.click('button[type=submit]');
-    await expect(page.locator('div > h1')).toHaveText('Thank you, test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you, test!');
   });
 });
diff --git a/playwright-staging/tests/submit/postcodeLookup.spec.js b/playwright-staging/tests/submit/postcodeLookup.spec.js
index 3670b38e..79d71b8e 100644
--- a/playwright-staging/tests/submit/postcodeLookup.spec.js
+++ b/playwright-staging/tests/submit/postcodeLookup.spec.js
@@ -45,7 +45,7 @@ test.describe('Postcode validation @sanity @nightly-sanity', () => {
     }
     
     await page.click('button[type=submit]');
-    await expect(page.locator('div > h1')).toContainText('Thank you,\n' + 'test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toContainText('Thank you,\n' + 'test!');
     
     await page.close();
   });
diff --git a/playwright-staging/tests/submit/validFormSubmission.spec.js b/playwright-staging/tests/submit/validFormSubmission.spec.js
index fbd88947..d9264b86 100644
--- a/playwright-staging/tests/submit/validFormSubmission.spec.js
+++ b/playwright-staging/tests/submit/validFormSubmission.spec.js
@@ -26,7 +26,7 @@ test('Valid giftaid submission @sanity @nightly-sanity', async ({ page }) => {
   ]);
   
   // Check for the thank you message to confirm successful submission
-  await expect(page.locator('div > h1')).toHaveText('Thank you, test!');
+  await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you, test!');
   
   await page.close();
 });
diff --git a/playwright-staging/tests/update/erp.spec.js b/playwright-staging/tests/update/erp.spec.js
index e27e8484..e71566af 100644
--- a/playwright-staging/tests/update/erp.spec.js
+++ b/playwright-staging/tests/update/erp.spec.js
@@ -40,7 +40,7 @@ test('Verify giftaid update ERP data @regression', async ({ page }) => {
   
   // Submit the form and validate the thank you message
   await page.locator('button[type=submit]').click();
-  await expect(page.locator('div > h1')).toContainText(`Thank you, ${contactInfo.firstName}!`);
+  await expect(page.locator('div.success-wrapper--inner h1')).toContainText(`Thank you, ${contactInfo.firstName}!`);
   
   // ERP Steps
   const giftaidUpdate = await erpTester.findOne('Gift Aid Declaration', {
diff --git a/playwright-staging/tests/update/formValidation.spec.js b/playwright-staging/tests/update/formValidation.spec.js
index cecd604c..529c1c8e 100644
--- a/playwright-staging/tests/update/formValidation.spec.js
+++ b/playwright-staging/tests/update/formValidation.spec.js
@@ -54,7 +54,7 @@ test.describe('Giftaid Update form validation @sanity @nightly-sanity', () => {
     await page.click('#giftAidClaimChoice>div:nth-child(2)>label'); // Select yes for declaration
     await page.click('button[type=submit]');  // Submit the form
     
-    await expect(page.locator('div > h1')).toHaveText('Thank you, John!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you, John!');
     await page.close();
   });
   
@@ -89,7 +89,7 @@ test.describe('Giftaid Update form validation @sanity @nightly-sanity', () => {
     await page.click('#giftAidClaimChoice>div:nth-child(3)>label'); // Select no for declaration
     await page.click('button[type=submit]'); // Submit the form
     
-    await expect(page.locator('div > h1')).toHaveText('Thanks for letting us know');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thanks for letting us know');
     await page.close();
   });
   
@@ -119,11 +119,11 @@ test.describe('Giftaid Update form validation @sanity @nightly-sanity', () => {
     
     // Validate correct mobile number
     await page.locator('#field-input--mobile').fill(''); // Ensure the field is cleared and filled with valid data
-    await commands.populateUpdateFormFields(page, { mobile: mobile });
+    await commands.populateUpdateFormFields(page, { lastName: 'test', mobile: mobile });
     await page.click('#giftAidClaimChoice>div:nth-child(2)>label'); // Select yes for declaration
     await page.click('button[type=submit]'); // Submit the form
   
-    await expect(page.locator('div > h1')).toHaveText('Thank you,  test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you,  test!');
   });
   
   test('Postcode validation and form submission', async ({ page }) => {
@@ -170,7 +170,7 @@ test.describe('Giftaid Update form validation @sanity @nightly-sanity', () => {
     await page.click('#giftAidClaimChoice>div:nth-child(2)>label'); // Select yes for declaration
     await page.click('button[type=submit]'); // Submit the form
     
-    await expect(page.locator('div > h1')).toHaveText('Thank you,  test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thank you,  test!');
     await page.close();
   });
 });
diff --git a/playwright-staging/tests/update/giftaidDeclarationOptions.spec.js b/playwright-staging/tests/update/giftaidDeclarationOptions.spec.js
index f576d77a..397ba1f1 100644
--- a/playwright-staging/tests/update/giftaidDeclarationOptions.spec.js
+++ b/playwright-staging/tests/update/giftaidDeclarationOptions.spec.js
@@ -23,7 +23,7 @@ test('Validate Giftaid declaration claim selections @sanity @nightly-sanity', as
   expect(await page.locator('#giftAidClaimChoice>div:nth-child(2)>input').isChecked()).toBeFalsy();
 
   await page.locator('button[type=submit]').click();
-  await expect(page.locator('div > h1')).toHaveText('Thanks for letting us know');
+  await expect(page.locator('div.success-wrapper--inner h1')).toHaveText('Thanks for letting us know');
   
   await page.close();
 });
diff --git a/playwright-staging/tests/update/internationalAddressesValidation.spec.js b/playwright-staging/tests/update/internationalAddressesValidation.spec.js
index 696ae997..9f64900d 100644
--- a/playwright-staging/tests/update/internationalAddressesValidation.spec.js
+++ b/playwright-staging/tests/update/internationalAddressesValidation.spec.js
@@ -46,7 +46,7 @@ test.describe('International addresses validation on update form @sanity @nightl
     await page.locator('button[type=submit]').click();
     
     // Thank you message on success page
-    await expect(page.locator('div > h1')).toContainText('Thank you, test!');
+    await expect(page.locator('div.success-wrapper--inner h1')).toContainText('Thank you, test!');
     
     await page.close();
   });
diff --git a/playwright-staging/tests/update/validFormSubmission.spec.js b/playwright-staging/tests/update/validFormSubmission.spec.js
index ab7b5a00..dcfc71f7 100644
--- a/playwright-staging/tests/update/validFormSubmission.spec.js
+++ b/playwright-staging/tests/update/validFormSubmission.spec.js
@@ -18,7 +18,7 @@ test('Valid giftaid update submission @sanity @nightly-sanity', async ({ page })
 
   // Submit the form and validate the thank you message
   await page.locator('button[type=submit]').click();
-  await expect(page.locator('div > h1')).toContainText('Thank you, test!');
+  await expect(page.locator('div.success-wrapper--inner h1')).toContainText('Thank you, test!');
   
   await page.close();
 });