diff --git a/alloc/src/lib.rs b/alloc/src/lib.rs
index f98c0cca1db47..f0597f295b3f0 100644
--- a/alloc/src/lib.rs
+++ b/alloc/src/lib.rs
@@ -110,7 +110,6 @@
 #![feature(const_cow_is_borrowed)]
 #![feature(const_eval_select)]
 #![feature(const_heap)]
-#![feature(const_maybe_uninit_as_mut_ptr)]
 #![feature(const_maybe_uninit_write)]
 #![feature(const_option)]
 #![feature(const_pin)]
diff --git a/core/src/lib.rs b/core/src/lib.rs
index 348ccebea3b84..e5a3d165a4351 100644
--- a/core/src/lib.rs
+++ b/core/src/lib.rs
@@ -131,7 +131,6 @@
 #![feature(const_ipv4)]
 #![feature(const_ipv6)]
 #![feature(const_likely)]
-#![feature(const_maybe_uninit_as_mut_ptr)]
 #![feature(const_maybe_uninit_assume_init)]
 #![feature(const_nonnull_new)]
 #![feature(const_num_midpoint)]
diff --git a/core/tests/lib.rs b/core/tests/lib.rs
index a0d6efc174392..5315ac856f692 100644
--- a/core/tests/lib.rs
+++ b/core/tests/lib.rs
@@ -26,7 +26,6 @@
 #![feature(const_ipv4)]
 #![feature(const_ipv6)]
 #![feature(const_likely)]
-#![feature(const_maybe_uninit_as_mut_ptr)]
 #![feature(const_nonnull_new)]
 #![feature(const_option)]
 #![feature(const_option_ext)]