diff --git a/src/uucore/src/lib/features/parse_time.rs b/src/uucore/src/lib/features/parse_time.rs
index 260455f7d..e479f62a4 100644
--- a/src/uucore/src/lib/features/parse_time.rs
+++ b/src/uucore/src/lib/features/parse_time.rs
@@ -1,11 +1,9 @@
-/*
- * This file is part of the uutils coreutils package.
- *
- * (c) Alex Lyon <arcterus@mail.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
+// This file is part of the uutils coreutils package.
+//
+// (c) Alex Lyon <arcterus@mail.com>
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
 
 use std::time::Duration;
 
diff --git a/src/uucore/src/lib/features/process.rs b/src/uucore/src/lib/features/process.rs
index d0ca39ff4..96dde84ae 100644
--- a/src/uucore/src/lib/features/process.rs
+++ b/src/uucore/src/lib/features/process.rs
@@ -41,7 +41,7 @@ pub enum ExitStatus {
 impl ExitStatus {
     fn from_status(status: c_int) -> ExitStatus {
         if status & 0x7F != 0 {
-            // WIFSIGNALED(status)
+            // WIFSIGNALED(status) == terminating by/with unhandled signal
             ExitStatus::Signal(status & 0x7F)
         } else {
             ExitStatus::Code(status & 0xFF00 >> 8)
diff --git a/src/uucore/src/lib/features/signals.rs b/src/uucore/src/lib/features/signals.rs
index d6ee017b1..2652520df 100644
--- a/src/uucore/src/lib/features/signals.rs
+++ b/src/uucore/src/lib/features/signals.rs
@@ -1,11 +1,9 @@
-/*
- * This file is part of the uutils coreutils package.
- *
- * (c) Maciej Dziardziel <fiedzia@gmail.com>
- *
- * For the full copyright and license information, please view the LICENSE file
- * that was distributed with this source code.
- */
+// This file is part of the uutils coreutils package.
+//
+// (c) Maciej Dziardziel <fiedzia@gmail.com>
+//
+// For the full copyright and license information, please view the LICENSE file
+// that was distributed with this source code.
 
 pub static DEFAULT_SIGNAL: usize = 15;
 
diff --git a/src/uucore/src/lib/features/wide.rs b/src/uucore/src/lib/features/wide.rs
index 23088183b..49ce575a7 100644
--- a/src/uucore/src/lib/features/wide.rs
+++ b/src/uucore/src/lib/features/wide.rs
@@ -1,11 +1,10 @@
-/*
- * This file is part of the uutils coreutils package.
- *
- * (c) Peter Atashian <retep998@gmail.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
+// This file is part of the uutils coreutils package.
+//
+// (c) Peter Atashian <retep998@gmail.com>
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 use std::ffi::{OsStr, OsString};
 use std::os::windows::ffi::{OsStrExt, OsStringExt};
 pub trait ToWide {
diff --git a/src/uucore/src/lib/lib.rs b/src/uucore/src/lib/lib.rs
index 71aeb4d32..c5b26f87e 100644
--- a/src/uucore/src/lib/lib.rs
+++ b/src/uucore/src/lib/lib.rs
@@ -1,6 +1,7 @@
 // library ~ (core/bundler file)
 
-// spell-checker:ignore (uucore/uutils) coreopts libc musl utmpx uucore uutils winapi
+// Copyright (C) ~ Alex Lyon <arcterus@mail.com>
+// Copyright (C) ~ Roy Ivy III <rivy.dev@gmail.com>; MIT license
 
 //## external crates
 
diff --git a/src/uucore/src/lib/macros.rs b/src/uucore/src/lib/macros.rs
index ee2a060d4..ff2bb8d3c 100644
--- a/src/uucore/src/lib/macros.rs
+++ b/src/uucore/src/lib/macros.rs
@@ -1,11 +1,9 @@
-/*
- * This file is part of the uutils coreutils package.
- *
- * (c) Alex Lyon <arcterus@mail.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
+// This file is part of the uutils coreutils package.
+//
+// (c) Alex Lyon <arcterus@mail.com>
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
 
 #[macro_export]
 macro_rules! executable(
diff --git a/src/uucore/src/uucore_procs/src/lib.rs b/src/uucore/src/uucore_procs/src/lib.rs
index 4796f57e4..5b7d99a75 100644
--- a/src/uucore/src/uucore_procs/src/lib.rs
+++ b/src/uucore/src/uucore_procs/src/lib.rs
@@ -1,6 +1,8 @@
 #![allow(dead_code)] // work-around for GH:rust-lang/rust#62127; maint: can be removed when MinSRV >= v1.38.0
 #![allow(unused_macros)] // work-around for GH:rust-lang/rust#62127; maint: can be removed when MinSRV >= v1.38.0
 
+// Copyright (C) ~ Roy Ivy III <rivy.dev@gmail.com>; MIT license
+
 extern crate proc_macro;
 
 // spell-checker:ignore () SIGPIPE maint uucore uumain uutils