diff --git a/README.md b/README.md
index a23574f..6a80746 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,9 @@ MAIN (antenna on the left)
 
 
 ```mermaid
+---
+title: myStrom motion sensor peripherals diagram
+---
 erDiagram
     ESP32 {
     }