diff --git a/CHANGES.md b/CHANGES.md
index 01b09e332a..0881fd5ec1 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -10,7 +10,6 @@ To be released.
 
 ### Backward-incompatible API changes
 
- -  Removed `BlockChainStates` class.  [[#3462]]
  -  (Libplanet.Action) Changed `ActionEvaluator` to accept `IWorld`
     instead of `IAccount`.  [[#3462]]
  -  (Libplanet.Action) `IActionEvaluator.OutputState` became `IWorld`.