diff --git a/.github/workflows/pytest.yaml b/.github/workflows/pytest.yaml
index ba35f6e..799207a 100644
--- a/.github/workflows/pytest.yaml
+++ b/.github/workflows/pytest.yaml
@@ -72,6 +72,17 @@ jobs:
         uses: foundry-rs/foundry-toolchain@v1
         with:
           version: v1.7.1
+
+      - name: Create Anvil CMD shim on Windows
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: |
+          $anvil = (Get-Command anvil).Source
+          $shimDir = Join-Path $env:RUNNER_TEMP 'anvil-shim'
+          New-Item -ItemType Directory -Force -Path $shimDir | Out-Null
+          $shimPath = Join-Path $shimDir 'anvil.cmd'
+          ('"{0}" %*' -f $anvil) | Set-Content -Encoding ASCII -Path $shimPath
+          $shimDir | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
         
       - name: Install Dependencies
         run: poetry install