diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0951b8f8c4..25ce566900 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -57,9 +57,14 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_VERSION }}
+          cache: pip
       - name: Install Python dependencies
         shell: bash
-        run: pip install -r ./voicevox_engine/requirements.txt -target ./voicevox_engine
+        run: |
+          # FIXME: SO-C cannot solve known issue.
+          # https://github.com/Nuitka/Nuitka/issues/1406
+          python -m pip install --upgrade pip setuptools==60.6.0 wheel
+          pip install -r ./voicevox_engine/requirements.txt -target ./voicevox_engine
       - name: Configure .env
         run: (Get-Content ./.env.production) -replace "run.exe", "./voicevox_engine/run.py --enable_mock" > .env
         shell: pwsh