diff --git a/src/librustc_passes/lib.rs b/src/librustc_passes/lib.rs
index 41f1e7829658..d62cb00923f7 100644
--- a/src/librustc_passes/lib.rs
+++ b/src/librustc_passes/lib.rs
@@ -18,6 +18,7 @@
        html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
        html_root_url = "https://doc.rust-lang.org/nightly/")]
 
+#![cfg_attr(not(stage0), feature(nll))]
 #![feature(rustc_diagnostic_macros)]
 
 #[macro_use]