diff --git a/celeste/celeste_ai/network.py b/celeste/celeste_ai/network.py
index 309ea12..a2106d2 100644
--- a/celeste/celeste_ai/network.py
+++ b/celeste/celeste_ai/network.py
@@ -5,7 +5,7 @@ from collections import namedtuple
 Transition = namedtuple(
 	"Transition",
 	(
-		"state",
+		"last_state",
 		"action",
 		"next_state",
 		"reward"