diff --git a/tests/evaluate.spec.ts b/tests/evaluate.spec.ts
index 36a929a..e25f9e6 100644
--- a/tests/evaluate.spec.ts
+++ b/tests/evaluate.spec.ts
@@ -50,7 +50,7 @@ test('browser_evaluate (element)', async ({ client, server }) => {
   })).toContainTextContent(`- Result: "red"`);
 });
 
-test('browser_evaluate (error)', async ({ client, server }) => {
+test('browser_evaluate (error)', async ({ client, server, mcpBrowser }) => {
   expect(await client.callTool({
     name: 'browser_navigate',
     arguments: { url: server.HELLO_WORLD },
@@ -68,6 +68,12 @@ test('browser_evaluate (error)', async ({ client, server }) => {
   expect(result.isError).toBe(true);
 
   // Check that JavaScript error details are contained in the response
-  expect(result.content?.[0].text).toContain('page._evaluateFunction');
-  expect(result.content?.[0].text).toContain('undefinedVariable is not defined');
+  if (mcpBrowser === 'webkit') {
+    // Webkit has different error message format
+    expect(result.content?.[0].text).toContain('undefinedVariable is not defined');
+  } else {
+    // Chrome, Firefox, etc. include the Playwright evaluation context
+    expect(result.content?.[0].text).toContain('page._evaluateFunction');
+    expect(result.content?.[0].text).toContain('undefinedVariable is not defined');
+  }
 });