diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 771c4ac..df3e3f3 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Setup SSH key
         run: |
           mkdir -p ~/.ssh
-          echo "${{ secrets.DEPLOY_KEY }}" > ~/.ssh/deploy_key
+          printf '%s\n' "${{ secrets.DEPLOY_KEY }}" > ~/.ssh/deploy_key
           chmod 600 ~/.ssh/deploy_key
           ssh-keyscan -H ${{ secrets.DEPLOY_HOST }} >> ~/.ssh/known_hosts