diff --git a/Dockerfile.deploy b/Dockerfile.deploy
index 48c22d0..5e66f5e 100644
--- a/Dockerfile.deploy
+++ b/Dockerfile.deploy
@@ -2,7 +2,7 @@
 
 # See https://huggingface.co/docs/hub/spaces-sdks-docker-first-demo
 
-FROM python:3.10
+FROM python:3.12
 
 RUN useradd -m -u 1000 user
 
diff --git a/Dockerfile.train b/Dockerfile.train
index 59d5655..2b6a9e9 100644
--- a/Dockerfile.train
+++ b/Dockerfile.train
@@ -5,8 +5,8 @@
 
 # 主なバージョン等
 # Ubuntu 22.04
-# Python 3.10
-# PyTorch 2.1.2 (CUDA 11.8)
+# Python 3.12
+# PyTorch 2.7.x (CUDA 11.8)
 # CUDA Toolkit 12.0, CUDNN 8.9.7
 
 
@@ -24,7 +24,7 @@ ENV SHELL=/bin/bash
 ENV DEBIAN_FRONTEND=noninteractive
 
 ENV APT_INSTALL="apt-get install -y --no-install-recommends"
-ENV PIP_INSTALL="python3 -m pip --no-cache-dir install --upgrade"
+ENV PIP_INSTALL="python3.12 -m pip --no-cache-dir install --upgrade"
 ENV GIT_CLONE="git clone --depth 10"
 
 # ==================================================================
@@ -44,10 +44,14 @@ RUN apt-get update && \
     nano \
     ffmpeg \
     software-properties-common \
-    gnupg \
-    python3 \
-    python3-pip \
-    python3-dev
+    gnupg
+
+RUN add-apt-repository ppa:deadsnakes/ppa && \
+    apt-get update && \
+    $APT_INSTALL python3.12 python3.12-dev && \
+    curl -sS https://bootstrap.pypa.io/get-pip.py -o /tmp/get-pip.py && \
+    python3.12 /tmp/get-pip.py && \
+    rm /tmp/get-pip.py
 
 # ==================================================================
 # Git-lfs
@@ -57,8 +61,9 @@ RUN curl -s https://packagecloud.io/install/repositories/github/git-lfs/script.d
     $APT_INSTALL git-lfs
 
 
-# Add symlink so python and python3 commands use same python3.9 executable
-RUN ln -s /usr/bin/python3 /usr/local/bin/python    
+# Add symlinks so python and python3 commands use Python 3.12.
+RUN ln -s /usr/bin/python3.12 /usr/local/bin/python && \
+    ln -s /usr/bin/python3.12 /usr/local/bin/python3
 
 # ==================================================================
 # Installing CUDA packages (CUDA Toolkit 12.0 and CUDNN 8.9.7)
@@ -106,4 +111,4 @@ RUN rm /tmp/requirements.txt
 
 EXPOSE 8888 6006
 
-CMD jupyter lab --allow-root --ip=0.0.0.0 --no-browser --ServerApp.trust_xheaders=True --ServerApp.disable_check_xsrf=False --ServerApp.allow_remote_access=True --ServerApp.allow_origin='*' --ServerApp.allow_credentials=True
\ No newline at end of file
+CMD jupyter lab --allow-root --ip=0.0.0.0 --no-browser --ServerApp.trust_xheaders=True --ServerApp.disable_check_xsrf=False --ServerApp.allow_remote_access=True --ServerApp.allow_origin='*' --ServerApp.allow_credentials=True
diff --git a/README.md b/README.md
index ec8117f..a58165f 100644
--- a/README.md
+++ b/README.md
@@ -79,9 +79,9 @@ Pythonの仮想環境・パッケージ管理ツールである[uv](https://gith
 powershell -c "irm https://astral.sh/uv/install.ps1 | iex"
 git clone https://github.com/litagin02/Style-Bert-VITS2.git
 cd Style-Bert-VITS2
-uv venv venv
+uv venv --python 3.12 venv
 venv\Scripts\activate
-uv pip install "torch<2.4" "torchaudio<2.4" --index-url https://download.pytorch.org/whl/cu118
+uv pip install "torch>=2.7,<2.8" "torchaudio>=2.7,<2.8" --index-url https://download.pytorch.org/whl/cu118
 uv pip install -r requirements.txt
 python initialize.py  # 必要なモデルとデフォルトTTSモデルをダウンロード
 ```
diff --git a/pyproject.toml b/pyproject.toml
index 861ab85..ae10dbe 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ name = "style-bert-vits2"
 dynamic = ["version"]
 description = "Style-Bert-VITS2: Bert-VITS2 with more controllable voice styles."
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.12"
 license = "AGPL-3.0"
 keywords = []
 authors = [
@@ -16,9 +16,7 @@ authors = [
 classifiers = [
     "Development Status :: 4 - Beta",
     "Programming Language :: Python",
-    "Programming Language :: Python :: 3.9",
-    "Programming Language :: Python :: 3.10",
-    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: Implementation :: CPython",
 ]
 dependencies = [
@@ -27,10 +25,10 @@ dependencies = [
     "g2p_en",
     "jieba",
     "loguru",
-    "nltk<=3.8.1",
+    "nltk>=3.9,<4",
     "num2words",
     "numba",
-    "numpy<2",
+    "numpy>=1.26,<3",
     "onnxruntime",
     "pydantic>=2.0",
     "pyopenjtalk-dict",
@@ -43,7 +41,7 @@ dependencies = [
 [project.optional-dependencies]
 torch = [
     "accelerate",
-    "torch>=2.1",
+    "torch>=2.7,<2.8",
 ]
 
 [project.urls]
@@ -93,7 +91,7 @@ cov-report = ["- coverage combine", "coverage report"]
 # Usage: `hatch run test:cov`
 cov = ["test-cov", "cov-report"]
 [[tool.hatch.envs.test.matrix]]
-python = ["3.9", "3.10", "3.11"]
+python = ["3.12"]
 
 # for ONNX inference (without PyTorch dependency)
 [tool.hatch.envs.test-onnx]
@@ -120,7 +118,7 @@ cov-report = ["- coverage combine", "coverage report"]
 # Usage: `hatch run test-onnx:cov`
 cov = ["test-cov", "cov-report"]
 [[tool.hatch.envs.test-onnx.matrix]]
-python = ["3.9", "3.10", "3.11"]
+python = ["3.12"]
 
 [tool.hatch.envs.style]
 detached = true
diff --git a/requirements-colab.txt b/requirements-colab.txt
index 3b7d1dc..b04e4de 100644
--- a/requirements-colab.txt
+++ b/requirements-colab.txt
@@ -4,11 +4,11 @@ cn2an
 g2p_en
 gradio>=4.32
 jieba
-librosa==0.9.2
+librosa>=0.11,<1
 loguru
-nltk<=3.8.1
+nltk>=3.9,<4
 num2words
-numpy<2
+numpy>=1.26,<3
 onnx
 onnxconverter-common
 onnxruntime
diff --git a/requirements-infer.txt b/requirements-infer.txt
index ad8e4df..d650653 100644
--- a/requirements-infer.txt
+++ b/requirements-infer.txt
@@ -1,23 +1,23 @@
 accelerate
 cmudict
 cn2an
-# faster-whisper==0.10.1
+# faster-whisper>=1.2,<2
 g2p_en
 GPUtil
 gradio>=4.32
 jieba
-# librosa==0.9.2
+# librosa>=0.11,<1
 loguru
-nltk<=3.8.1
+nltk>=3.9,<4
 num2words
-numpy<2
+numpy>=1.26,<3
 onnx
 onnxconverter-common
 onnxruntime
 onnxruntime-directml; sys_platform == 'win32'
 onnxruntime-gpu; sys_platform != 'darwin'
 onnxsim-prebuilt
-# protobuf==4.25
+# protobuf>=5,<7
 psutil
 # punctuators
 pyannote.audio>=3.1.0
@@ -27,7 +27,7 @@ pypinyin
 pyworld-prebuilt
 # stable_ts
 # tensorboard
-torch<2.4
-torchaudio<2.4
+torch>=2.7,<2.8
+torchaudio>=2.7,<2.8
 transformers
 umap-learn
diff --git a/requirements.txt b/requirements.txt
index 180e061..f7df7c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,23 +1,23 @@
 accelerate
 cmudict
 cn2an
-faster-whisper==0.10.1
+faster-whisper>=1.2,<2
 g2p_en
 GPUtil
 gradio>=4.32
 jieba
-librosa==0.9.2
+librosa>=0.11,<1
 loguru
-nltk<=3.8.1
+nltk>=3.9,<4
 num2words
-numpy<2
+numpy>=1.26,<3
 onnx
 onnxconverter-common
 onnxruntime
 onnxruntime-directml; sys_platform == 'win32'
 onnxruntime-gpu; sys_platform != 'darwin'
 onnxsim-prebuilt
-protobuf==4.25
+protobuf>=5,<7
 psutil
 punctuators
 pyannote.audio>=3.1.0
@@ -27,7 +27,7 @@ pypinyin
 pyworld-prebuilt
 stable_ts
 tensorboard
-torch<2.4
-torchaudio<2.4
+torch>=2.7,<2.8
+torchaudio>=2.7,<2.8
 transformers
 umap-learn
diff --git a/scripts/Install-Style-Bert-VITS2.bat b/scripts/Install-Style-Bert-VITS2.bat
index dafe3e2..fedd2a8 100644
--- a/scripts/Install-Style-Bert-VITS2.bat
+++ b/scripts/Install-Style-Bert-VITS2.bat
@@ -110,8 +110,8 @@ if !errorlevel! neq 0 ( pause & popd & exit /b !errorlevel! )
 echo --------------------------------------------------
 echo Installing PyTorch...
 echo --------------------------------------------------
-echo Executing: uv pip install "torch<2.4" "torchaudio<2.4" --index-url https://download.pytorch.org/whl/cu118
-uv pip install "torch<2.4" "torchaudio<2.4" --index-url https://download.pytorch.org/whl/cu118
+echo Executing: uv pip install "torch>=2.7,<2.8" "torchaudio>=2.7,<2.8" --index-url https://download.pytorch.org/whl/cu118
+uv pip install "torch>=2.7,<2.8" "torchaudio>=2.7,<2.8" --index-url https://download.pytorch.org/whl/cu118
 if !errorlevel! neq 0 ( pause & popd & exit /b !errorlevel! )
 
 echo --------------------------------------------------
diff --git a/scripts/Setup-Python.bat b/scripts/Setup-Python.bat
index c5c99e7..59e8836 100644
--- a/scripts/Setup-Python.bat
+++ b/scripts/Setup-Python.bat
@@ -40,8 +40,8 @@ if not exist "%PYTHON_DIR%"\ (
 	echo --------------------------------------------------
 	echo Downloading Python...
 	echo --------------------------------------------------
-	echo Executing: %CURL_CMD% -o python.zip https://www.python.org/ftp/python/3.10.11/python-3.10.11-embed-amd64.zip
-	%CURL_CMD% -o python.zip https://www.python.org/ftp/python/3.10.11/python-3.10.11-embed-amd64.zip
+	echo Executing: %CURL_CMD% -o python.zip https://www.python.org/ftp/python/3.12.10/python-3.12.10-embed-amd64.zip
+	%CURL_CMD% -o python.zip https://www.python.org/ftp/python/3.12.10/python-3.12.10-embed-amd64.zip
 	if !errorlevel! neq 0 ( pause & exit /b !errorlevel! )
 
 	echo --------------------------------------------------
@@ -61,8 +61,8 @@ if not exist "%PYTHON_DIR%"\ (
 	echo --------------------------------------------------
 	echo Enabling 'site' module in the embedded Python environment...
 	echo --------------------------------------------------
-	echo Executing: %PS_CMD% "&{(Get-Content '%PYTHON_DIR%/python310._pth') -creplace '#import site', 'import site' | Set-Content '%PYTHON_DIR%/python310._pth' }"
-	%PS_CMD% "&{(Get-Content '%PYTHON_DIR%/python310._pth') -creplace '#import site', 'import site' | Set-Content '%PYTHON_DIR%/python310._pth' }"
+	echo Executing: %PS_CMD% "&{(Get-Content '%PYTHON_DIR%/python312._pth') -creplace '#import site', 'import site' | Set-Content '%PYTHON_DIR%/python312._pth' }"
+	%PS_CMD% "&{(Get-Content '%PYTHON_DIR%/python312._pth') -creplace '#import site', 'import site' | Set-Content '%PYTHON_DIR%/python312._pth' }"
 	if !errorlevel! neq 0 ( pause & exit /b !errorlevel! )
 
 	echo --------------------------------------------------