diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
index ae236ac25de7..a5e5ecb5fa19 100644
--- a/clippy_lints/src/lib.rs
+++ b/clippy_lints/src/lib.rs
@@ -1,4 +1,3 @@
-#![cfg_attr(bootstrap, feature(array_windows))]
 #![feature(box_patterns)]
 #![feature(macro_metavar_expr_concat)]
 #![feature(f128)]
diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
index 9b6a9937b8ac..7e3b1ccd224e 100644
--- a/clippy_utils/src/lib.rs
+++ b/clippy_utils/src/lib.rs
@@ -5,7 +5,6 @@
 #![feature(rustc_private)]
 #![feature(assert_matches)]
 #![feature(unwrap_infallible)]
-#![cfg_attr(bootstrap, feature(array_windows))]
 #![recursion_limit = "512"]
 #![allow(
     clippy::missing_errors_doc,