diff --git a/.github/workflows/build-python-packages.yml b/.github/workflows/build-python-packages.yml
index 0646ee5..af040ba 100644
--- a/.github/workflows/build-python-packages.yml
+++ b/.github/workflows/build-python-packages.yml
@@ -36,7 +36,7 @@ jobs:
 
    steps:
      - name: Install PowerShell
-       shell: pwsh
+       shell: bash
        run: |
           Set-ExecutionPolicy Bypass -Scope Process -Force
           [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072