diff --git a/tests/library/capabilities.spec.ts b/tests/library/capabilities.spec.ts
index cdc97d1523..72eb73724c 100644
--- a/tests/library/capabilities.spec.ts
+++ b/tests/library/capabilities.spec.ts
@@ -401,6 +401,7 @@ it('should be able to render avif images', {
 }, async ({ page, server, browserName, platform }) => {
   it.fixme(browserName === 'webkit' && platform === 'win32');
   it.skip(browserName === 'webkit' && hostPlatform.startsWith('ubuntu20.04'), 'Ubuntu 20.04 is frozen');
+  it.skip(browserName === 'webkit' && hostPlatform.startsWith('debian11'), 'Debian 11 is too old');
   await page.goto(server.EMPTY_PAGE);
   await page.setContent(`<img src="${server.PREFIX}/rgb.avif" onerror="window.error = true">`);
   await expect.poll(() => page.locator('img').boundingBox()).toEqual(expect.objectContaining({
diff --git a/tests/page/page-screenshot.spec.ts b/tests/page/page-screenshot.spec.ts
index 879307aa91..7e6856c24c 100644
--- a/tests/page/page-screenshot.spec.ts
+++ b/tests/page/page-screenshot.spec.ts
@@ -286,7 +286,7 @@ it.describe('page screenshot', () => {
     await page.goto(server.PREFIX + '/screenshots/canvas.html');
     const screenshot = await page.screenshot();
     if ((!headless && browserName === 'chromium' && isMac && os.arch() === 'arm64' && macVersion >= 14) ||
-        (browserName === 'webkit' && isLinux))
+        (browserName === 'webkit' && isLinux && os.arch() === 'x64'))
       expect(screenshot).toMatchSnapshot('screenshot-canvas-with-accurate-corners.png');
     else
       expect(screenshot).toMatchSnapshot('screenshot-canvas.png');