diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 5b7e004..2d996ab 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -54,12 +54,23 @@ jobs:
             echo "$env:USERPROFILE\.local\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
           }
 
-      - name: Set up Python
-        shell: bash
+      - name: Set up Python (Unix)
+        if: matrix.platform != 'windows'
         run: uv python install ${{ env.PYTHON_VERSION }}
 
-      - name: Build sidecar
-        shell: bash
+      - name: Set up Python (Windows)
+        if: matrix.platform == 'windows'
+        shell: powershell
+        run: uv python install ${{ env.PYTHON_VERSION }}
+
+      - name: Build sidecar (Unix)
+        if: matrix.platform != 'windows'
+        working-directory: python
+        run: uv run --python ${{ env.PYTHON_VERSION }} python build_sidecar.py --cpu-only
+
+      - name: Build sidecar (Windows)
+        if: matrix.platform == 'windows'
+        shell: powershell
         working-directory: python
         run: uv run --python ${{ env.PYTHON_VERSION }} python build_sidecar.py --cpu-only