diff --git a/src/test/run-pass/assert-eq-macro-success.rs b/src/test/run-pass/assert-eq-macro-success.rs
index 4aea57871b94..c32d513f0745 100644
--- a/src/test/run-pass/assert-eq-macro-success.rs
+++ b/src/test/run-pass/assert-eq-macro-success.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(managed_boxes)]
+
 #[deriving(Eq, Show)]
 struct Point { x : int }
 
diff --git a/src/test/run-pass/binops.rs b/src/test/run-pass/binops.rs
index 331e947586ab..69705996fadd 100644
--- a/src/test/run-pass/binops.rs
+++ b/src/test/run-pass/binops.rs
@@ -10,6 +10,8 @@
 
 // Binop corner cases
 
+#![feature(managed_boxes)]
+
 fn test_nil() {
     assert_eq!((), ());
     assert!((!(() != ())));
diff --git a/src/test/run-pass/box-compare.rs b/src/test/run-pass/box-compare.rs
index 2e90fba122e0..10a3db5808e2 100644
--- a/src/test/run-pass/box-compare.rs
+++ b/src/test/run-pass/box-compare.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
+#![feature(managed_boxes)]
 
 pub fn main() {
     assert!((@1 < @3));
diff --git a/src/test/run-pass/ifmt.rs b/src/test/run-pass/ifmt.rs
index 1ac360229380..12fb8dcccc8d 100644
--- a/src/test/run-pass/ifmt.rs
+++ b/src/test/run-pass/ifmt.rs
@@ -9,7 +9,7 @@
 // except according to those terms.
 
 
-#![feature(macro_rules)]
+#![feature(macro_rules, managed_boxes)]
 #![deny(warnings)]
 #![allow(unused_must_use)]
 #![allow(deprecated_owned_vector)]
diff --git a/src/test/run-pass/nullable-pointer-iotareduction.rs b/src/test/run-pass/nullable-pointer-iotareduction.rs
index fb61bea83da8..728c0154a90e 100644
--- a/src/test/run-pass/nullable-pointer-iotareduction.rs
+++ b/src/test/run-pass/nullable-pointer-iotareduction.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(macro_rules)]
+#![feature(macro_rules, managed_boxes)]
 
 use std::{option, mem};
 
diff --git a/src/test/run-pass/nullable-pointer-size.rs b/src/test/run-pass/nullable-pointer-size.rs
index 00edcd6a0924..0ca8efb3fdc9 100644
--- a/src/test/run-pass/nullable-pointer-size.rs
+++ b/src/test/run-pass/nullable-pointer-size.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(macro_rules)]
+#![feature(macro_rules, managed_boxes)]
 
 use std::mem;