diff --git a/docs/Setup.md b/docs/Setup.md
index be17a3a6b..1d213deb9 100644
--- a/docs/Setup.md
+++ b/docs/Setup.md
@@ -1110,7 +1110,7 @@ mermaidAPI.initialize({
 <script>
   var config = {
     theme:'default',
-    logLevel:'fatal',
+    logLevel: 5, // corresponds with "fatal"
     securityLevel:'strict',
     startOnLoad:true,
     arrowMarkerAbsolute:false,