diff --git a/README.md b/README.md
index 73083fa..640afa8 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ By completing this workshop, you will learn and practice:
 ---
 
 ## 📚 Class Hierarchy Diagram
-```markdown
+```plaintext    
 
         ┌─────────────────┐
         │ User            │
@@ -71,7 +71,7 @@ By completing this workshop, you will learn and practice:
 │ (Service)       │
 └─────────────────┘
 
-
+```