diff --git a/src/libcore/lib.rs b/src/libcore/lib.rs
index 1efd605112dc..b6208f91ac0a 100644
--- a/src/libcore/lib.rs
+++ b/src/libcore/lib.rs
@@ -165,6 +165,7 @@ pub mod borrow;
 
 pub mod any;
 pub mod array;
+pub mod ascii;
 pub mod sync;
 pub mod cell;
 pub mod char;