diff --git a/docs/switcher_generator.sh b/docs/switcher_generator.sh
index a6e4128fa..5d40cb5c7 100755
--- a/docs/switcher_generator.sh
+++ b/docs/switcher_generator.sh
@@ -66,6 +66,17 @@ EOF
     fi
 done
 
+json_object=$(cat <<EOF
+{
+    "name": "dev",
+    "version": "unstable",
+    "url": "https://corese-stack.github.io/corese-core/dev/",
+    "preferred": false
+}
+EOF
+)
+json_array+=("$json_object")
+
 # Close the HTML content
 html_content="$html_content
   </ul>