diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 38f028c..3969ba1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,12 +14,24 @@ jobs:
 
       # choco install innosetup
       - name: Setup
-        shell: cmd
+        shell: powershell
         run: |
           choco install python310
 
+          python --version
+          Remove-Item -Force -Recurse -ErrorAction SilentlyContinue venv
+          python -m venv venv
+
+          cd .\venv\Scripts
+          ./Activate.ps1
+          cd ..\..\
+
+          pip install --upgrade pip
+          pip install -r requirements.txt
+          pip install -r requirements-stage2.txt
+
       - name: Build
-        shell: pwsh
+        shell: powershell
         run: |
           .\scripts\build.ps1