diff --git a/README.md b/README.md
index 7309300..c965b7a 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ classDiagram
     class Board
     Board : int nbrow
     Board : int nbcol
-    Board : [] board
+    Board : array board
     Board : _checkBoundaries(row, col)
     Board : _removePiece(row, col)
     Board : _insertPiece(row, col, playerId)