diff --git a/ports/cef/wrappers.rs b/ports/cef/wrappers.rs
index f1da9106df2..d8929352c84 100644
--- a/ports/cef/wrappers.rs
+++ b/ports/cef/wrappers.rs
@@ -36,6 +36,7 @@ use std::boxed;
 use std::collections::HashMap;
 use std::mem;
 use std::ptr;
+use std::raw;
 
 pub trait CefWrap<CObject> {
     fn to_c(rust_object: Self) -> CObject;
@@ -196,8 +197,10 @@ impl<'a> CefWrap<*const cef_string_t> for &'a [u16] {
         }
     }
     unsafe fn to_rust(cef_string: *const cef_string_t) -> &'a [u16] {
-        let (ptr, len): (*mut c_ushort, uint) = ((*cef_string).str, (*cef_string).length as uint);
-        mem::transmute((ptr, len))
+        mem::transmute(raw::Slice {
+            data: (*cef_string).str,
+            len: (*cef_string).length as usize,
+        })
     }
 }