diff --git a/crates/openshell-sandbox/src/lib.rs b/crates/openshell-sandbox/src/lib.rs
index 36ffb5189..956fed927 100644
--- a/crates/openshell-sandbox/src/lib.rs
+++ b/crates/openshell-sandbox/src/lib.rs
@@ -1,6 +1,10 @@
 // SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 // SPDX-License-Identifier: Apache-2.0
 
+//! `OpenShell` Sandbox library.
+//!
+//! This crate provides process sandboxing and monitoring capabilities.
+
 mod activity_aggregator;
 mod denial_aggregator;
 #[cfg_attr(not(target_os = "linux"), allow(dead_code))]
diff --git a/crates/openshell-sandbox/src/main.rs b/crates/openshell-sandbox/src/main.rs
index 32f3db207..98af7f9ea 100644
--- a/crates/openshell-sandbox/src/main.rs
+++ b/crates/openshell-sandbox/src/main.rs
@@ -1,6 +1,8 @@
 // SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 // SPDX-License-Identifier: Apache-2.0
 
+//! `OpenShell` Sandbox - process sandbox and monitor.
+
 use std::path::Path;
 use std::sync::Arc;
 use std::sync::atomic::AtomicBool;