diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
index 22d23a17509..a388b6b2eaa 100644
--- a/clippy_lints/src/lib.rs
+++ b/clippy_lints/src/lib.rs
@@ -8,7 +8,6 @@
 #![feature(iter_intersperse)]
 #![feature(iter_partition_in_place)]
 #![feature(let_chains)]
-#![cfg_attr(bootstrap, feature(lint_reasons))]
 #![feature(never_type)]
 #![feature(rustc_private)]
 #![feature(stmt_expr_attributes)]
diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
index 3a9714c49ae..1d5f1a2a2bb 100644
--- a/clippy_utils/src/lib.rs
+++ b/clippy_utils/src/lib.rs
@@ -5,7 +5,6 @@
 #![feature(f16)]
 #![feature(if_let_guard)]
 #![feature(let_chains)]
-#![cfg_attr(bootstrap, feature(lint_reasons))]
 #![feature(never_type)]
 #![feature(rustc_private)]
 #![feature(assert_matches)]
diff --git a/src/driver.rs b/src/driver.rs
index 9b1577f24b8..3fafe2427a2 100644
--- a/src/driver.rs
+++ b/src/driver.rs
@@ -2,7 +2,6 @@
 #![allow(rustc::untranslatable_diagnostic)]
 #![feature(rustc_private)]
 #![feature(let_chains)]
-#![cfg_attr(bootstrap, feature(lint_reasons))]
 #![cfg_attr(feature = "deny-warnings", deny(warnings))]
 // warn on lints, that are included in `rust-lang/rust`s bootstrap
 #![warn(rust_2018_idioms, unused_lifetimes)]