diff --git a/src/test/run-pass/auto_serialize2-box.rs b/src/test/run-pass/auto_serialize2-box.rs
index e395b1bfe5d..286b0eba5a1 100644
--- a/src/test/run-pass/auto_serialize2-box.rs
+++ b/src/test/run-pass/auto_serialize2-box.rs
@@ -1,5 +1,3 @@
-// xfail-test FIXME Blocked on (#3585)
-
 extern mod std;
 
 // These tests used to be separate files, but I wanted to refactor all