diff --git a/README.md b/README.md
index 83e645f..65d9a19 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,6 @@
-notes
-
-```mermaid
-erDiagram
- A ||--o{ B : "
"
-```
-
-```mermaid
-sequenceDiagram
- participant A as Alice
$$\text{A}$$
- A->>B: hi
-```
+notes
+
+```mermaid
+erDiagram
+ A ||--o{ B : "
"
+```