1 files changed, 1 insertions, 1 deletions
diff --git a/std/io/ioutil.ts b/std/io/ioutil.ts
index cfcfdf794..9a727f436 100644
--- a/std/io/ioutil.ts
+++ b/std/io/ioutil.ts
@@ -8,8 +8,8 @@ import { assert } from "../testing/asserts.ts";
  *  If read size is lesser than N, then returns nread
  * */
 export async function copyN(
-  dest: Writer,
   r: Reader,
+  dest: Writer,
   size: number
 ): Promise<number> {
   let bytesRead = 0;