diff --git a/README.md b/README.md
index b0a10dd..b3b9516 100644
--- a/README.md
+++ b/README.md
@@ -17,8 +17,8 @@ LIRA is a **CLI-first, developer-friendly tool**: run and serve ASR models local
 
 - **Python 3.10** is required.
 - We recommend using **conda** for environment management.
-- For RyzenAI NPU flow, follow the [RyzenAI installation instructions](https://ryzenai.docs.amd.com/en/latest/inst.html) and verify drivers/runtime for your device. Ensure that you have a Ryzen AI 300 Series machine to nebale NPU use cases
-- Current recommended Ryzen AI Version: RAI 1.5.1 with 32.0.203.280 driver
+- For Ryzen™ AI NPU flow, follow the [Ryzen AI installation instructions](https://ryzenai.docs.amd.com/en/latest/inst.html) and verify drivers/runtime for your device. Ensure that you have a Ryzen AI 300 Series machine to nebale NPU use cases.
+- Current recommended Ryzen AI Version: RAI 1.5.1 with 32.0.203.280 driver.
 
 **Minimal install steps:**
 
@@ -239,3 +239,5 @@ This project is licensed under the terms of the MIT license.
 See the [LICENSE](LICENSE) file for details.
 
 <sub>Copyright (C) 2025 Advanced Micro Devices, Inc. All rights reserved.</sub>
+
+<sub>SPDX-License-Identifier: MIT</sub>
diff --git a/docs/OpenWebUI_README.md b/docs/OpenWebUI_README.md
index 0714442..946791b 100644
--- a/docs/OpenWebUI_README.md
+++ b/docs/OpenWebUI_README.md
@@ -94,3 +94,8 @@ Record from your mic or upload audio files (`.wav`, `.mp3`)—OpenWebUI will sen
 - If running behind a reverse proxy, update OpenWebUI's API Base URL accordingly.
 
 See the main [README.md](../README.md) for full LIRA setup and model export instructions.
+
+
+Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+
+SPDX-License-Identifier: MIT
\ No newline at end of file
diff --git a/lira/cli.py b/lira/cli.py
index b2b62e4..fb55041 100644
--- a/lira/cli.py
+++ b/lira/cli.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import argparse
 from lira.models.whisper.transcribe import WhisperONNX
diff --git a/lira/models/whisper/export.py b/lira/models/whisper/export.py
index a822065..a27f1ba 100644
--- a/lira/models/whisper/export.py
+++ b/lira/models/whisper/export.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import numpy as np
 import subprocess
diff --git a/lira/models/whisper/transcribe.py b/lira/models/whisper/transcribe.py
index a860b21..d6745aa 100644
--- a/lira/models/whisper/transcribe.py
+++ b/lira/models/whisper/transcribe.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import numpy as np
 import onnxruntime as ort
diff --git a/lira/models/zipformer/transcribe.py b/lira/models/zipformer/transcribe.py
index 1f27c21..b47c2a1 100644
--- a/lira/models/zipformer/transcribe.py
+++ b/lira/models/zipformer/transcribe.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import numpy as np
 import onnxruntime as ort
diff --git a/lira/scripts/run_asr.py b/lira/scripts/run_asr.py
index f157182..1148c5c 100644
--- a/lira/scripts/run_asr.py
+++ b/lira/scripts/run_asr.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import argparse
 import json
diff --git a/lira/scripts/run_dual.py b/lira/scripts/run_dual.py
index 52932cc..2315a2e 100644
--- a/lira/scripts/run_dual.py
+++ b/lira/scripts/run_dual.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import argparse
 from pyexpat import features
diff --git a/lira/scripts/run_whisper.py b/lira/scripts/run_whisper.py
index d4524b3..fa253b1 100644
--- a/lira/scripts/run_whisper.py
+++ b/lira/scripts/run_whisper.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import argparse
 import json
diff --git a/lira/scripts/run_zipformer.py b/lira/scripts/run_zipformer.py
index 8dc538d..4c06c2c 100644
--- a/lira/scripts/run_zipformer.py
+++ b/lira/scripts/run_zipformer.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import argparse
 import numpy as np
diff --git a/lira/server/openai_server.py b/lira/server/openai_server.py
index 3cdf235..e961c31 100644
--- a/lira/server/openai_server.py
+++ b/lira/server/openai_server.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 from fastapi import FastAPI, UploadFile, Form
 from fastapi.responses import JSONResponse
diff --git a/lira/server/server.py b/lira/server/server.py
index c6e2a84..26a8818 100644
--- a/lira/server/server.py
+++ b/lira/server/server.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import argparse
 import uvicorn
diff --git a/lira/utils/audio.py b/lira/utils/audio.py
index a783465..49f65e9 100644
--- a/lira/utils/audio.py
+++ b/lira/utils/audio.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 import torch
 import torchaudio
diff --git a/lira/utils/config.py b/lira/utils/config.py
index 3d1792a..5285988 100644
--- a/lira/utils/config.py
+++ b/lira/utils/config.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 from pathlib import Path
 import json
diff --git a/lira/utils/tokens.py b/lira/utils/tokens.py
index 587881b..7eeacb2 100644
--- a/lira/utils/tokens.py
+++ b/lira/utils/tokens.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 
 def load_tokens(token_path):
diff --git a/setup.py b/setup.py
index 6b45973..d2fa898 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,5 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
 
 from setuptools import setup, find_packages
 
diff --git a/tests/test_openai_server.py b/tests/test_openai_server.py
index 4a5643c..90c6a87 100644
--- a/tests/test_openai_server.py
+++ b/tests/test_openai_server.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
+
 import unittest
 from fastapi.testclient import TestClient
 from lira.server.openai_server import setup_openai_server
diff --git a/tests/test_whisper_cpu.py b/tests/test_whisper_cpu.py
index cc4f0bf..6e37418 100644
--- a/tests/test_whisper_cpu.py
+++ b/tests/test_whisper_cpu.py
@@ -1,5 +1,6 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
- 
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
+
 import unittest
 from lira.models.whisper.transcribe import WhisperONNX
 from lira.models.whisper.export import export_whisper_model
diff --git a/tests/test_whisper_npu.py b/tests/test_whisper_npu.py
index 2f214fb..a507aaa 100644
--- a/tests/test_whisper_npu.py
+++ b/tests/test_whisper_npu.py
@@ -1,5 +1,6 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
- 
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
+
 import unittest
 import os
 import torchaudio
diff --git a/tests/test_zipformer_cpu.py b/tests/test_zipformer_cpu.py
index c0e3b19..e051222 100644
--- a/tests/test_zipformer_cpu.py
+++ b/tests/test_zipformer_cpu.py
@@ -1,5 +1,6 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
- 
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
+
 import unittest
 from lira.models.zipformer.transcribe import ZipformerONNX
 from huggingface_hub import snapshot_download
diff --git a/tests/test_zipformer_npu.py b/tests/test_zipformer_npu.py
index d32c5df..73d9446 100644
--- a/tests/test_zipformer_npu.py
+++ b/tests/test_zipformer_npu.py
@@ -1,5 +1,6 @@
-# Copyright(C) 2025 Advanced Micro Devices, Inc. All rights reserved.
- 
+# Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
+# SPDX-License-Identifier: MIT
+
 import unittest
 from lira.models.zipformer.transcribe import ZipformerONNX
 from huggingface_hub import snapshot_download