diff --git a/src/librustc_msan/lib.rs b/src/librustc_msan/lib.rs
index 0c78fd74a23..b3ba86ad8a4 100644
--- a/src/librustc_msan/lib.rs
+++ b/src/librustc_msan/lib.rs
@@ -10,6 +10,7 @@
 
 #![sanitizer_runtime]
 #![feature(alloc_system)]
+#![cfg_attr(not(stage0), feature(nll))]
 #![feature(sanitizer_runtime)]
 #![feature(staged_api)]
 #![no_std]