diff --git a/src/main.rs b/src/main.rs
index c9af2138a72..c9853e53f3b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,6 @@
+// We need this feature as it changes `dylib` linking behavior and allows us to link to
+// `rustc_driver`.
+#![feature(rustc_private)]
 // warn on lints, that are included in `rust-lang/rust`s bootstrap
 #![warn(rust_2018_idioms, unused_lifetimes)]
 
diff --git a/tests/compile-test.rs b/tests/compile-test.rs
index c7080e5dcdc..64253514fbe 100644
--- a/tests/compile-test.rs
+++ b/tests/compile-test.rs
@@ -1,3 +1,6 @@
+// We need this feature as it changes `dylib` linking behavior and allows us to link to
+// `rustc_driver`.
+#![feature(rustc_private)]
 #![warn(rust_2018_idioms, unused_lifetimes)]
 #![allow(unused_extern_crates)]