diff --git a/Cargo.lock b/Cargo.lock
index 001954b..07372fd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -222,7 +222,7 @@ checksum = "843867be96c8daad0d758b57df9392b6d8d271134fce549de6ce169ff98a92af"
 
 [[package]]
 name = "btcnode-metrics"
-version = "2.0.2"
+version = "2.0.3"
 dependencies = [
  "anyhow",
  "axum",
diff --git a/Cargo.toml b/Cargo.toml
index fc8adbf..7a52dea 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "btcnode-metrics"
 edition = "2024"
-version = "2.0.2"
+version = "2.0.3"
 description = "The Bitcoin node metrics exporter for Prometheus based on Rust Bitcoin Community's crate for Bitcoin JSON-RPC."
 license-file = "LICENSE"
 homepage = "https://github.com/AltaModaTech/btcnode-metrics"
diff --git a/src/btcnode_metrics_gatherer/collector.rs b/src/btcnode_metrics_gatherer/collector.rs
index c6d0157..0bd2206 100644
--- a/src/btcnode_metrics_gatherer/collector.rs
+++ b/src/btcnode_metrics_gatherer/collector.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use std::time::Instant;
 
 use tracing::{info, warn};
diff --git a/src/btcnode_metrics_gatherer/config.rs b/src/btcnode_metrics_gatherer/config.rs
index 5ab6874..e6010a6 100644
--- a/src/btcnode_metrics_gatherer/config.rs
+++ b/src/btcnode_metrics_gatherer/config.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use serde::Deserialize;
 use std::path::Path;
 
diff --git a/src/btcnode_metrics_gatherer/error.rs b/src/btcnode_metrics_gatherer/error.rs
index fc46341..5986493 100644
--- a/src/btcnode_metrics_gatherer/error.rs
+++ b/src/btcnode_metrics_gatherer/error.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use thiserror::Error;
 
 #[derive(Debug, Error)]
diff --git a/src/btcnode_metrics_gatherer/metrics.rs b/src/btcnode_metrics_gatherer/metrics.rs
index 637ae57..fc966ab 100644
--- a/src/btcnode_metrics_gatherer/metrics.rs
+++ b/src/btcnode_metrics_gatherer/metrics.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use prometheus::{Gauge, Registry, Opts};
 
 use super::Error;
diff --git a/src/btcnode_metrics_gatherer/mod.rs b/src/btcnode_metrics_gatherer/mod.rs
index d5c57ef..34203b6 100644
--- a/src/btcnode_metrics_gatherer/mod.rs
+++ b/src/btcnode_metrics_gatherer/mod.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 pub mod collector;
 pub mod config;
 pub mod error;
diff --git a/src/btcnode_metrics_gatherer/node.rs b/src/btcnode_metrics_gatherer/node.rs
index fd64640..6f3f33e 100644
--- a/src/btcnode_metrics_gatherer/node.rs
+++ b/src/btcnode_metrics_gatherer/node.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use corepc_client::client_sync::{v28::Client, Auth};
 use corepc_client::types::v28::{
     EstimateSmartFee, GetBlockStats, GetBlockchainInfo, GetChainTips, GetMempoolInfo, GetNetTotals,
diff --git a/src/btcnode_metrics_gatherer/service.rs b/src/btcnode_metrics_gatherer/service.rs
index 2b0dd84..79b075f 100644
--- a/src/btcnode_metrics_gatherer/service.rs
+++ b/src/btcnode_metrics_gatherer/service.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use super::{MetricsCollector, NodeClient};
 use prometheus::Encoder;
 use prometheus::TextEncoder;
diff --git a/src/handlers.rs b/src/handlers.rs
index 7025b69..9d28883 100644
--- a/src/handlers.rs
+++ b/src/handlers.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use axum::extract::State;
 use axum::http::{StatusCode, header};
 use axum::response::IntoResponse;
diff --git a/src/main.rs b/src/main.rs
index 9eab284..21055cd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 mod btcnode_metrics_gatherer;
 mod handlers;
 mod state;
@@ -17,7 +21,7 @@ use crate::btcnode_metrics_gatherer::{AppConfig, BitcoinMetrics, BitcoinNode, Me
 use crate::state::AppState;
 
 #[derive(Parser)]
-#[command(name = "btc-metrics", about = "Bitcoin node metrics exporter for Prometheus")]
+#[command(name = "btc-metrics", about = "Bitcoin node metrics exporter for Prometheus", version)]
 struct Cli {
     #[arg(short, long, default_value = "config.toml")]
     config: PathBuf,
diff --git a/src/state.rs b/src/state.rs
index 5152142..4b65821 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -1,3 +1,7 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 AltaModa Technologies, LLC
+// SPDX-FileCopyrightText: Contributors to the btcnode-metrics project.
+
 use std::sync::Arc;
 
 use crate::btcnode_metrics_gatherer::{BitcoinNode, MetricsService};