diff --git a/src/lib.rs b/src/lib.rs
index 030a7b263..3e0e29077 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -12,7 +12,6 @@
 #![feature(specialization)]
 #![feature(coerce_unsized)]
 #![feature(linkage)]
-#![feature(const_in_array_repeat_expressions)]
 #![feature(unsize)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_fn_transmute)]
@@ -80,4 +79,4 @@ pub mod version;
 
 pub use paste;
 
-pub mod rand;
\ No newline at end of file
+pub mod rand;