diff --git a/_Sidebar.md b/_Sidebar.md
index 1fc9967..845d244 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -70,7 +70,7 @@
 
 * [Wekan Markdown](Wekan-Markdown)
 * [Emoji](Emoji)
-* [Mermaid Diagram](Mermaid-Diagram)
+* [Mermaid Diagram](Mermaid-Diagram) DOES NOT WORK ANYMORE
 * [Numbered text](Numbered-text)
 
 # <a name="LoginAuth"></a>Login Auth