diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 23cd0e1..3ea96d9 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -49,6 +49,7 @@ jobs:
       - name: Psalm
         uses: docker://vimeo/psalm-github-actions:4.4.1
         with:
+          args: --shepherd
           composer_require_dev: true
           security_analysis: true
           report_file: results.sarif