diff --git a/README.md b/README.md
index 6668170..7b9aca7 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,9 @@
+```mermaid
+---
+config:
+  theme: dark
+---
+
 graph TD
     A[Start] -->|Dak temperatuur| B(read dak sensor)
     B --> C{dak temperatuur > 45 graden}
@@ -7,5 +13,4 @@ graph TD
     E --> F[display]
     C -->|Nee| G[zet pomp uit]
     G --> B
-  
-  
\ No newline at end of file
+  ```    
\ No newline at end of file