diff --git a/.github/workflows/build-debug.yml b/.github/workflows/build-debug.yml
index 612ebf1..be585bd 100644
--- a/.github/workflows/build-debug.yml
+++ b/.github/workflows/build-debug.yml
@@ -251,7 +251,7 @@ jobs:
       - name: Copy version file
         if: steps.version-file-cache.outputs.cache-hit == 'true'
         run: cp versions/llvm.version sora-python-sdk/_install/${{ matrix.platform.name }}/
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - name: Build sora-python-sdk
         working-directory: sora-python-sdk
         run: |
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c668457..ae14862 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -28,7 +28,7 @@ jobs:
       - uses: actions/checkout@v4
       - run: |
           sudo apt-get -y install libx11-dev
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - run: uv python pin 3.13
       - run: uv sync
       - name: Generate pyi
@@ -103,7 +103,7 @@ jobs:
           # multistrap に insecure なリポジトリからの取得を許可する設定を入れる
           sudo sed -e 's/Apt::Get::AllowUnauthenticated=true/Apt::Get::AllowUnauthenticated=true";\n$config_str .= " -o Acquire::AllowInsecureRepositories=true/' -i /usr/sbin/multistrap
         if: ${{ matrix.platform.os == 'ubuntu' && matrix.platform.arch == 'armv8' }}
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - run: uv python pin ${{ matrix.python_version }}
       - run: uv sync
 
@@ -176,7 +176,7 @@ jobs:
       - run: |
           cp sora_sdk/py.typed src/sora_sdk/py.typed
           cp sora_sdk/sora_sdk_ext.pyi src/sora_sdk/sora_sdk_ext.pyi
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - run: uv python pin ${{ matrix.python_version }}
       - run: uv sync
       - run: uv run python run.py windows_x86_64
diff --git a/.github/workflows/e2e-test.yml b/.github/workflows/e2e-test.yml
index 9909506..19721e0 100644
--- a/.github/workflows/e2e-test.yml
+++ b/.github/workflows/e2e-test.yml
@@ -51,7 +51,7 @@ jobs:
           bzip2 -d libopenh264-${{ env.OPENH264_VERSION }}-linux64.7.so.bz2
           mv libopenh264-${{ env.OPENH264_VERSION }}-linux64.7.so libopenh264.so
           echo "OPENH264_PATH=$(pwd)/libopenh264.so" >> $GITHUB_ENV
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - run: uv python pin ${{ matrix.python_version }}
       - run: uv sync
       - run: uv run python run.py ${{ matrix.os }}_x86_64
@@ -81,7 +81,7 @@ jobs:
           bzip2 -d libopenh264-${{ env.OPENH264_VERSION }}-mac-arm64.dylib.bz2
           mv libopenh264-${{ env.OPENH264_VERSION }}-mac-arm64.dylib libopenh264.dylib
           echo "OPENH264_PATH=$(pwd)/libopenh264.dylib" >> $GITHUB_ENV
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - run: uv python pin ${{ matrix.python_version }}
       - run: uv sync
       - run: uv run python run.py macos_arm64
@@ -114,7 +114,7 @@ jobs:
           7z e openh264-${{ env.OPENH264_VERSION }}-win64.dll.bz2
           Rename-Item -Path "openh264-${{ env.OPENH264_VERSION }}-win64.dll" -NewName "libopenh264.dll"
           echo "OPENH264_PATH=$PWD\libopenh264.dll" >> $env:GITHUB_ENV
-      - uses: astral-sh/setup-uv@v5
+      - uses: astral-sh/setup-uv@v4
       - run: uv python pin ${{ matrix.python_version }}
       - run: uv sync
       - run: uv run python run.py windows_x86_64