diff --git a/.github/workflows/osrm-backend.yml b/.github/workflows/osrm-backend.yml
index 98761cc70..046c7c666 100644
--- a/.github/workflows/osrm-backend.yml
+++ b/.github/workflows/osrm-backend.yml
@@ -32,7 +32,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Install Ninja
-      shell: bash
+      shell: cmd
       run: |
         choco install ninja -y
         refreshenv