diff --git a/library/core/tests/lib.rs b/library/core/tests/lib.rs
index 3608853dce4e0..cf669163d3ef2 100644
--- a/library/core/tests/lib.rs
+++ b/library/core/tests/lib.rs
@@ -10,6 +10,7 @@
 #![feature(const_assume)]
 #![feature(const_cell_into_inner)]
 #![feature(const_maybe_uninit_assume_init)]
+#![cfg_attr(bootstrap, feature(const_panic))]
 #![feature(const_ptr_read)]
 #![feature(const_ptr_write)]
 #![feature(const_ptr_offset)]