diff --git a/DiagrammeDeClasseAPI.md b/DiagrammeDeClasseAPI.md
index 535be2c..05a286b 100644
--- a/DiagrammeDeClasseAPI.md
+++ b/DiagrammeDeClasseAPI.md
@@ -47,4 +47,18 @@ class Turn{
 }
 
 Game --> "*" Turn : Turns
+
+
+class Grille {
+	- NbChaine : int
+    - NbZone : int
+    - MaxChain : int
+    - MaxZone : int
+}
+
+class Case {
+	- Valeur : int
+}
+
+Grille --> "*" Case : Cases
 ```
\ No newline at end of file