diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 12b738ab7..36158fc56 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -35,6 +35,9 @@ jobs:
           cache-dependency-glob: '**/pyproject.toml'
 
       - name: Lint
+        # Use bash to ensure the step fails if any command fails.
+        # PowerShell does not fail on intermediate command failures by default.
+        shell: bash
         run: |
           uv run --extra=dev prek run --all-files --hook-stage pre-commit --verbose
           uv run --extra=dev prek run --all-files --hook-stage pre-push --verbose