diff --git a/Class_Diagram.md b/Class_Diagram.md
index f2647f4..4b1d675 100644
--- a/Class_Diagram.md
+++ b/Class_Diagram.md
@@ -486,6 +486,8 @@ PlayerExtensions ..> PlayerEntity
 DieExtensions ..> DieEntity
 FaceExtensions ..> FaceEntity
 
+DieEntity --> "[*]" FaceEntity
+
 GameExtensions ..> GameEntity
 TurnExtensions ..> TurnEntity