diff --git a/docs/sequenceDiagram.md b/docs/sequenceDiagram.md
index 3117a60cd..bb925db28 100644
--- a/docs/sequenceDiagram.md
+++ b/docs/sequenceDiagram.md
@@ -351,7 +351,7 @@ links <actor>: <json-formatted link-name link-url pairs>
 
 An example is below:
 
-```mmd
+```mermaid-example
 sequenceDiagram
     participant Alice
     participant John