diff --git a/src/cargo_build.rs b/src/cargo_build.rs
index 1645bfc..55a07c9 100644
--- a/src/cargo_build.rs
+++ b/src/cargo_build.rs
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The MobileCoin Foundation
+// Copyright (c) 2023-2024 The MobileCoin Foundation
 
 //! This module contains a cargo invoker
 
diff --git a/src/env.rs b/src/env.rs
index 0503074..af345d7 100644
--- a/src/env.rs
+++ b/src/env.rs
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The MobileCoin Foundation
+// Copyright (c) 2023-2024 The MobileCoin Foundation
 
 //! This module contains a structure wrapping up the build environment.
 
diff --git a/src/lib.rs b/src/lib.rs
index 8f7f954..ca0ecd9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The MobileCoin Foundation
+// Copyright (c) 2023-2024 The MobileCoin Foundation
 
 #![doc = include_str!("../README.md")]
 #![deny(missing_docs, missing_debug_implementations, unsafe_code)]
diff --git a/src/utils.rs b/src/utils.rs
index 078f143..cefbc79 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The MobileCoin Foundation
+// Copyright (c) 2023-2024 The MobileCoin Foundation
 
 //! Utility methods
 
diff --git a/src/vars.rs b/src/vars.rs
index b5071cb..608731e 100644
--- a/src/vars.rs
+++ b/src/vars.rs
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The MobileCoin Foundation
+// Copyright (c) 2023-2024 The MobileCoin Foundation
 
 //! Environment variable names used by cargo.