diff --git a/lib/examples/patchsomedll.rs b/lib/examples/patchsomedll.rs
index 6900f05..9c7cd58 100644
--- a/lib/examples/patchsomedll.rs
+++ b/lib/examples/patchsomedll.rs
@@ -4,7 +4,6 @@ extern crate memmap;
 
 extern crate binnpatch_macro;
 
-use data_encoding::HEXUPPER;
 use memmap::{Mmap, MmapMut};
 use std::fs;
 use std::fs::{File, OpenOptions};