diff --git a/snakes/__init__.py b/snakes/__init__.py
index 8baadab..0c7c2a5 100644
--- a/snakes/__init__.py
+++ b/snakes/__init__.py
@@ -8,7 +8,7 @@ SNAKE_REGISTRY = {
   "BetterMasterSnake": "1.3.0",
   "BestBattleSnake": "2.6.0",
   "TrainedBattleSnake": "0.1.0",
-  "UltimateBattleSnake": "4.4.0",
+  "UltimateBattleSnake": "4.5.0",
 }
 
 def build_snake(selected_snake: str):