diff --git a/README.MD b/README.MD
index 41e6bbc..5e33450 100644
--- a/README.MD
+++ b/README.MD
@@ -23,7 +23,7 @@
 - 由于麻将改了签名
 - net.minecraft.server.PlayerManager::onPlayerConnect(ClientConnection connection, ServerPlayerEntity player) Old
 - net.minecraft.server.PlayerManager::onPlayerConnect(ClientConnection connection, ServerPlayerEntity player, ConnectedClientData clientData) New
-- 主版本 1.20.2
+- 主版本 1.20.1
 - 发行 1.20.2 - 1.20.4
 
 ## 1.20.5 ++ 服务端客户端通信大改