diff --git a/content/1.help/2.Contributing-Wiki.md b/content/1.help/2.Contributing-Wiki.md
index bfd09141042fd6ca92265e6e7f05f07c94ebb0b2..d30d0bfda6f77f9dd195341e6ff09c3696f7e760 100644
--- a/content/1.help/2.Contributing-Wiki.md
+++ b/content/1.help/2.Contributing-Wiki.md
@@ -98,6 +98,16 @@ dataUrls:
 ::
 ```
 
+
+**3. To edit the Experimental validation section**
+
+This part is a bit tricky to edit. Your first option is to create an issue or send us an email and we'll do it on our side. You need to provide the reference, in which bug it was discovered, in which bug it was expressed and against which phages it was effective.
+
+The second option is that you can try within this live editor : https://mermaid.live/
+
+You can copy paste everything that is within `<mermaid></mermaid>` tags in the editor field of the [live editor](https://mermaid.live/), it should reproduce what you site on the website. From there you can try to modify it until you get what you want.
+Here is the documentation about mermaid (the software behind this syntax) : https://mermaid.js.org/intro/
+
 **Custom containers:**
 
 Custom containers can be defined by their types, titles, and contents.