diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 2b3db36..0ceb97c 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -14,6 +14,7 @@ jobs:
         uses: actions/checkout@v3
         with:
           ref: main
+          ssh-key: ${{ secrets.SSH_DEPLOY_KEY }}
 
       - name: Set up Python 3.9
         uses: actions/setup-python@v4