diff --git a/packages/playwright-common/src/@types/playwright-core.d.ts b/packages/playwright-common/src/@types/playwright-core.d.ts
deleted file mode 100644
index 3db7bb9c4c..0000000000
--- a/packages/playwright-common/src/@types/playwright-core.d.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
-Copyright 2024-2025 New Vector Ltd.
-Copyright 2024 The Matrix.org Foundation C.I.C.
-
-SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
-Please see LICENSE files in the repository root for full details.
-*/
-
-declare module "playwright-core/lib/utils" {
-    // This type is not public in playwright-core utils
-    export function sanitizeForFilePath(filePath: string): string;
-}