2 files changed, 2 insertions, 2 deletions
diff --git a/src/liballoc/benches/lib.rs b/src/liballoc/benches/lib.rs
index 2de0ffb4b26..09685d1bb40 100644
--- a/src/liballoc/benches/lib.rs
+++ b/src/liballoc/benches/lib.rs
@@ -10,7 +10,7 @@
 
 #![deny(warnings)]
 
-#![feature(i128_type)]
+#![cfg_attr(stage0, feature(i128_type))]
 #![feature(rand)]
 #![feature(repr_simd)]
 #![feature(test)]
diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs
index f914b1a93a9..19d64d8fea9 100644
--- a/src/liballoc/lib.rs
+++ b/src/liballoc/lib.rs
@@ -97,7 +97,7 @@
 #![feature(from_ref)]
 #![feature(fundamental)]
 #![feature(generic_param_attrs)]
-#![feature(i128_type)]
+#![cfg_attr(stage0, feature(i128_type))]
 #![feature(iter_rfold)]
 #![feature(lang_items)]
 #![feature(needs_allocator)]