diff --git a/src/AvailableCommandsPacket.php b/src/AvailableCommandsPacket.php
index ac6ed8d2..a726474b 100644
--- a/src/AvailableCommandsPacket.php
+++ b/src/AvailableCommandsPacket.php
@@ -626,6 +626,20 @@ public static function convertArg(int $protocolId, int $type) : int{
 			return $type;
 		}
 
+		if($protocolId >= ProtocolInfo::PROTOCOL_662){
+			return match ($type) {
+				self::ARG_TYPE_EQUIPMENT_SLOT => 47,
+				self::ARG_TYPE_STRING => 48,
+				self::ARG_TYPE_INT_POSITION => 64,
+				self::ARG_TYPE_POSITION => 65,
+				self::ARG_TYPE_MESSAGE => 67,
+				self::ARG_TYPE_RAWTEXT => 70,
+				self::ARG_TYPE_JSON => 74,
+				self::ARG_TYPE_BLOCK_STATES => 84,
+				self::ARG_TYPE_COMMAND => 87,
+			};
+		}
+
 		if($protocolId >= ProtocolInfo::PROTOCOL_527){
 			return match ($type) {
 				self::ARG_TYPE_INT_POSITION => 0x2f,