diff --git a/src/main.rs b/src/main.rs
index 0db2934a..f38e3c1b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,7 +25,6 @@ use oxipng::RowFilter;
 use oxipng::StripChunks;
 use oxipng::{InFile, OutFile};
 use rayon::prelude::*;
-use std::ffi::OsStr;
 use std::ffi::OsString;
 use std::fs::DirBuilder;
 use std::io::Write;