diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs
index d1b607bbe9b53..bcdfd8c9aa5d5 100644
--- a/src/liballoc/lib.rs
+++ b/src/liballoc/lib.rs
@@ -76,6 +76,7 @@
 
 #![cfg_attr(not(test), feature(fn_traits))]
 #![cfg_attr(not(test), feature(generator_trait))]
+#![cfg_attr(not(stage0), feature(nll))]
 #![cfg_attr(test, feature(test))]
 
 #![feature(allocator_api)]