1 files changed, 1 insertions, 1 deletions
diff --git a/std/path/win32.ts b/std/path/win32.ts
index 66ed1ff14..cf0e69537 100644
--- a/std/path/win32.ts
+++ b/std/path/win32.ts
@@ -914,7 +914,7 @@ export function parse(path: string): ParsedPath {
  * are ignored.
  */
 export function fromFileUrl(url: string | URL): string {
-  return new URL(String(url)).pathname
+  return (url instanceof URL ? url : new URL(url)).pathname
     .replace(/^\/*([A-Za-z]:)(\/|$)/, "$1/")
     .replace(/\//g, "\\");
 }