diff --git a/boss/ui.cpp b/boss/ui.cpp
index 7d877f8..c4e4543 100644
--- a/boss/ui.cpp
+++ b/boss/ui.cpp
@@ -21,16 +21,16 @@ namespace boss {
     background.set_sprite("test_background", true);
 
     $arena.layout(
-        "[a1|boss1|boss2|boss3|e1|f1]"
-        "[a2|b2|c2|d2|e2|f2]"
-        "[floor2|b3|c3|d3|e3|f3]"
-        "[a4|b4|c4|d4|e4|f4]"
-        "[floor1|player1|player2|player3|e5|f5]"
-        "[a6|b6|c6|d6|e6|f6]"
+        "[_     |boss1 |boss2 |boss3 |boss4 |_]"
+        "[_     |boss5 |boss6 |boss7 |boss8 |_]"
+        "[floor1|boss9 |boss10|boss11|boss12|_]"
+        "[floor2|boss13|boss14|boss15|boss16|_]"
+        "[floor3|player1|player2|player3|player4|_]"
+        "[floor4|player5|player6|player7|player8|_]"
         );
 
-    position_sprite($boss_sprite, "boss2", 0.7, true);
-    position_sprite($player_sprite, "player1", 0.5, true);
+    position_sprite($boss_sprite, "boss3", 0.7, true);
+    position_sprite($player_sprite, "player2", 0.5, false);
     position_sprite($floor_sprite, "floor1", 1.0, false);
 
     $arena.init();