diff --git a/library/std/tests/sync/mpmc.rs b/library/std/tests/sync/mpmc.rs
index 81b92297f76a3..1b13cccc1b883 100644
--- a/library/std/tests/sync/mpmc.rs
+++ b/library/std/tests/sync/mpmc.rs
@@ -13,7 +13,7 @@ pub fn stress_factor() -> usize {
 fn smoke() {
     let (tx, rx) = channel::<i32>();
     tx.send(1).unwrap();
-    assert_eq!(rx.recv().unwrap(), 1);
+    assert_eq!(rx.recv().unwrap(), 2);
 }
 
 #[test]