2 files changed, 3 insertions, 3 deletions
diff --git a/cli/js/lib.deno.shared_globals.d.ts b/cli/js/lib.deno.shared_globals.d.ts
index ef870d2aa..635fa391e 100644
--- a/cli/js/lib.deno.shared_globals.d.ts
+++ b/cli/js/lib.deno.shared_globals.d.ts
@@ -1092,7 +1092,7 @@ interface URL {
 
 declare const URL: {
   prototype: URL;
-  new (url: string, base?: string | URL): URL;
+  new (url: string | URL, base?: string | URL): URL;
   createObjectURL(object: any): string;
   revokeObjectURL(url: string): void;
 };
diff --git a/cli/js/web/url.ts b/cli/js/web/url.ts
index 6a8dc6627..3d513a010 100644
--- a/cli/js/web/url.ts
+++ b/cli/js/web/url.ts
@@ -356,7 +356,7 @@ export class URLImpl implements URL {
     return this.#searchParams;
   }
 
-  constructor(url: string, base?: string | URL) {
+  constructor(url: string | URL, base?: string | URL) {
     let baseParts: URLParts | undefined;
     if (base) {
       baseParts = typeof base === "string" ? parse(base) : parts.get(base);
@@ -365,7 +365,7 @@ export class URLImpl implements URL {
       }
     }
 
-    const urlParts = parse(url);
+    const urlParts = typeof url === "string" ? parse(url) : parts.get(url);
     if (!urlParts) {
       throw new TypeError("Invalid URL.");
     }