diff --git a/test/Feature/unions.ll b/test/Feature/unions.ll
index 63a3fe25eb0..9d6c36bb3c5 100644
--- a/test/Feature/unions.ll
+++ b/test/Feature/unions.ll
@@ -1,7 +1,7 @@
 ; RUN: llvm-as < %s | llvm-dis > %t1.ll
 ; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
 ; RUN: diff %t1.ll %t2.ll
-; XFAIL: *
+
 %union.anon = type union { i8, i32, float }
 
 @union1 = constant union { i32, i8 } { i32 4 }