diff --git a/bot/mcbot.go b/bot/mcbot.go
index ca3d9b9..5c69c9b 100644
--- a/bot/mcbot.go
+++ b/bot/mcbot.go
@@ -17,7 +17,7 @@ import (
 )
 
 // ProtocolVersion , the protocol version number of minecraft net protocol
-const ProtocolVersion = 755
+const ProtocolVersion = 756
 const DefaultPort = 25565
 
 // JoinServer connect a Minecraft server for playing the game.
diff --git a/data/packetid/gen/gen_packetIDs.go b/data/packetid/gen/gen_packetIDs.go
index 2b6f9b0..f0ec74a 100644
--- a/data/packetid/gen/gen_packetIDs.go
+++ b/data/packetid/gen/gen_packetIDs.go
@@ -13,7 +13,7 @@ import (
 )
 
 const (
-	protocolURL  = "https://raw.githubusercontent.com/PrismarineJS/minecraft-data/master/data/pc/1.17/protocol.json"
+	protocolURL  = "https://raw.githubusercontent.com/PrismarineJS/minecraft-data/master/data/pc/1.17.1/protocol.json"
 	packetidTmpl = `// This file is automatically generated by gen_packetIDs.go. DO NOT EDIT.
 
 package packetid
diff --git a/data/soundid/gen_soundIDs.go b/data/soundid/gen_soundIDs.go
index b0beedf..32038f7 100644
--- a/data/soundid/gen_soundIDs.go
+++ b/data/soundid/gen_soundIDs.go
@@ -12,7 +12,7 @@ import (
 )
 
 const (
-	protocolURL = "https://pokechu22.github.io/Burger/1.17.json"
+	protocolURL = "https://pokechu22.github.io/Burger/1.17.1.json"
 )
 
 type sound struct {