diff --git a/src/uu/env/src/env.rs b/src/uu/env/src/env.rs
index 14b277a5b6b..6bb724a78ae 100644
--- a/src/uu/env/src/env.rs
+++ b/src/uu/env/src/env.rs
@@ -19,7 +19,6 @@ use std::ffi::OsString;
 use std::io::{self, Write};
 use std::iter::Iterator;
 use std::ops::Deref;
-use std::os::unix::ffi::OsStrExt;
 #[cfg(unix)]
 use std::os::unix::process::ExitStatusExt;
 use std::process::{self};
@@ -253,7 +252,7 @@ impl EnvAppData {
     ) -> UResult<Vec<std::ffi::OsString>> {
         let mut all_args: Vec<std::ffi::OsString> = Vec::new();
         for arg in original_args {
-            match arg.as_bytes() {
+            match arg.as_encoded_bytes() {
                 b if check_and_handle_string_args(b, "--split-string", &mut all_args, None)? => {
                     self.had_string_argument = true;
                 }