diff --git a/components/util/debug_utils.rs b/components/util/debug_utils.rs
deleted file mode 100644
index 631c7dad4ca..00000000000
--- a/components/util/debug_utils.rs
+++ /dev/null
@@ -1,33 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-use std::io::{self, Write};
-use std::mem;
-use std::mem::size_of;
-use std::slice;
-
-fn hexdump_slice(buf: &[u8]) {
-    let mut stderr = io::stderr();
-    stderr.write_all(b"    ").unwrap();
-    for (i, &v) in buf.iter().enumerate() {
-        let output = format!("{:02X} ", v);
-        stderr.write_all(output.as_bytes()).unwrap();
-        match i % 16 {
-            15 => { stderr.write_all(b"\n    ").unwrap(); },
-             7 => { stderr.write_all(b"   ").unwrap(); },
-             _ => ()
-        }
-        stderr.flush().unwrap();
-    }
-    stderr.write_all(b"\n").unwrap();
-}
-
-pub fn hexdump<T>(obj: &T) {
-    unsafe {
-        let buf: *const u8 = mem::transmute(obj);
-        debug!("dumping at {:p}", buf);
-        let from_buf = slice::from_raw_parts(buf, size_of::<T>());
-        hexdump_slice(from_buf);
-    }
-}
diff --git a/components/util/lib.rs b/components/util/lib.rs
index 215f8e999cc..7cc4983bc42 100644
--- a/components/util/lib.rs
+++ b/components/util/lib.rs
@@ -35,7 +35,6 @@ use std::sync::Arc;
 
 pub mod basedir;
 pub mod cache;
-#[allow(unsafe_code)] pub mod debug_utils;
 pub mod geometry;
 #[cfg(feature = "servo")] #[allow(unsafe_code)] pub mod ipc;
 #[allow(unsafe_code)] pub mod opts;