diff --git a/test/web_render.html b/test/web_render.html
index ed45e86e1..f3b45211b 100644
--- a/test/web_render.html
+++ b/test/web_render.html
@@ -61,9 +61,9 @@ html {
 </head>
     <body>
 
-    <div  class="mermaid" id="i141">
+    <div  class="mermaid">
         graph TB
-            subgraph LevelAB1ss
+            subgraph LevelAB1s
                 subgraph LevelAB1C1
                     d1-->d2
                 end
