diff -upr mime-0.3.5.asciiext/src/lib.rs mime-0.3.5/src/lib.rs
--- mime-0.3.5.asciiext/src/lib.rs	2017-10-11 13:14:46.000000000 -0700
+++ mime-0.3.5/src/lib.rs	2018-01-25 20:50:43.497982337 -0800
@@ -539,6 +539,7 @@ macro_rules! names {
 
         #[test]
         fn test_names_macro_consts() {
+            #[allow(unused_imports)]
             use std::ascii::AsciiExt;
             $(
             assert_eq!($id.source.to_ascii_lowercase(), $id.source);
diff -upr mime-0.3.5.asciiext/src/parse.rs mime-0.3.5/src/parse.rs
--- mime-0.3.5.asciiext/src/parse.rs	2017-10-11 12:56:54.000000000 -0700
+++ mime-0.3.5/src/parse.rs	2018-01-25 20:51:01.185591929 -0800
@@ -1,3 +1,4 @@
+#[allow(unused_imports)]
 use std::ascii::AsciiExt;
 use std::error::Error;
 use std::fmt;