diff --git a/tests/by-util/test_install.rs b/tests/by-util/test_install.rs
index d12dc0b8d..af48a0e66 100644
--- a/tests/by-util/test_install.rs
+++ b/tests/by-util/test_install.rs
@@ -2,6 +2,7 @@ use crate::common::util::*;
 use filetime::FileTime;
 use rust_users::*;
 use std::os::unix::fs::PermissionsExt;
+#[cfg(target_os = "linux")]
 use std::thread::sleep;
 
 #[test]