diff --git a/tests/unit/setup/overlay-fs.ts b/tests/unit/setup/overlay-fs.ts
index d6c3a0d..2ea667e 100644
--- a/tests/unit/setup/overlay-fs.ts
+++ b/tests/unit/setup/overlay-fs.ts
@@ -9,6 +9,7 @@ export function clearFakeFiles() {
 	fakeFs.clear();
 }
 
+// @ts-expect-error: I have no clue why vitest's types are wrong here
 vi.mock(import('node:fs/promises'), async (importOrig) => {
 	const orig = await importOrig();
 	return {