diff --git a/installation-tests/esm-playwright-firefox.mjs b/installation-tests/esm-playwright-firefox.mjs
index 87fbff1c67..0563b567ed 100644
--- a/installation-tests/esm-playwright-firefox.mjs
+++ b/installation-tests/esm-playwright-firefox.mjs
@@ -16,7 +16,6 @@
 
 import { chromium, firefox, webkit, selectors, devices, errors } from 'playwright-firefox';
 import playwright from 'playwright-firefox';
-import errorsFile from 'playwright-core/lib/utils/errors';
 
 import testESM from './esm.mjs';
-testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright, errorsFile }, [firefox]);
+testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright }, [firefox]);
diff --git a/installation-tests/esm-playwright-test.mjs b/installation-tests/esm-playwright-test.mjs
index dd0ea23ea7..917453f9de 100644
--- a/installation-tests/esm-playwright-test.mjs
+++ b/installation-tests/esm-playwright-test.mjs
@@ -17,7 +17,6 @@
 import { chromium, firefox, webkit, selectors, devices, errors, test, expect } from '@playwright/test';
 import * as playwright from '@playwright/test';
 import defaultExport from '@playwright/test';
-import errorsFile from 'playwright-core/lib/utils/errors';
 import testESM from './esm.mjs';
 
 if (defaultExport !== test) {
@@ -36,4 +35,4 @@ if (typeof expect !== 'function') {
 }
 expect(1).toBe(1);
 
-testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright, errorsFile }, [chromium, firefox, webkit]);
+testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright }, [chromium, firefox, webkit]);
diff --git a/installation-tests/esm-playwright-webkit.mjs b/installation-tests/esm-playwright-webkit.mjs
index 8974f97306..d04be72902 100644
--- a/installation-tests/esm-playwright-webkit.mjs
+++ b/installation-tests/esm-playwright-webkit.mjs
@@ -16,7 +16,6 @@
 
 import { chromium, firefox, webkit, selectors, devices, errors } from 'playwright-webkit';
 import playwright from 'playwright-webkit';
-import errorsFile from 'playwright-core/lib/utils/errors';
 
 import testESM from './esm.mjs';
-testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright, errorsFile }, [webkit]);
+testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright }, [webkit]);
diff --git a/installation-tests/esm-playwright.mjs b/installation-tests/esm-playwright.mjs
index 44d5c5a2ac..c87e695819 100644
--- a/installation-tests/esm-playwright.mjs
+++ b/installation-tests/esm-playwright.mjs
@@ -16,7 +16,6 @@
 
 import { chromium, firefox, webkit, selectors, devices, errors } from 'playwright';
 import playwright from 'playwright';
-import errorsFile from 'playwright-core/lib/utils/errors';
 
 import testESM from './esm.mjs';
-testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright, errorsFile }, [chromium, firefox, webkit]);
+testESM({ chromium, firefox, webkit, selectors, devices, errors, playwright }, [chromium, firefox, webkit]);