1 files changed, 1 insertions, 1 deletions
diff --git a/src/libcore/hash/mod.rs b/src/libcore/hash/mod.rs
index 2375ae89650..553e0c0dfe6 100644
--- a/src/libcore/hash/mod.rs
+++ b/src/libcore/hash/mod.rs
@@ -194,7 +194,7 @@ mod impls {
                 fn hash_slice<H: Hasher>(data: &[$ty], state: &mut H) {
                     // FIXME(#23542) Replace with type ascription.
                     #![allow(trivial_casts)]
-                    let newlen = data.len() * ::$ty::BYTES as usize;
+                    let newlen = data.len() * ::$ty::BYTES;
                     let ptr = data.as_ptr() as *const u8;
                     state.write(unsafe { slice::from_raw_parts(ptr, newlen) })
                 }