diff --git a/analyzer/templates/analyzer/index.html b/analyzer/templates/analyzer/index.html
index 6c7de15..e6d39d3 100644
--- a/analyzer/templates/analyzer/index.html
+++ b/analyzer/templates/analyzer/index.html
@@ -258,6 +258,7 @@ <h3 class="mt-2 font-semibold text-gray-900 dark:text-white">You make it smarter
 <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/addon/hint/sql-hint.min.js"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/addon/edit/matchbrackets.min.js"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/addon/edit/closebrackets.min.js"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.16/addon/display/placeholder.min.js"></script>
 
 {# Inline JS — keeps things self-contained; no new static file. #}
 <script>