diff --git a/.github/workflows/Deploy_web_site_with_ssh.yml b/.github/workflows/Deploy_web_site_with_ssh.yml
index dcb4e6277..f3a0da7f0 100644
--- a/.github/workflows/Deploy_web_site_with_ssh.yml
+++ b/.github/workflows/Deploy_web_site_with_ssh.yml
@@ -21,7 +21,10 @@ jobs:
         run: |
           gem install jekyll bundler
       - name: Change BASE_PATH
-        run: yq -i '.JB.BASE_PATH = "${{ vars.CGAL_WEB_SITE_URL }}"' _config.yml
+        env:
+          CGAL_WEB_SITE_URL: ${{ secrets.CGAL_WEB_SITE_URL }}
+        run: |
+          yq -i ".JB.BASE_PATH = \"$CGAL_WEB_SITE_URL\"" _config.yml
       - name: Remove demo/ (temporarily)
         run: rm -rf demo/
       - name: setup nodejs