diff --git a/api/SendChatMessage.lua b/api/SendChatMessage.lua
index 05fde41..fdd9695 100644
--- a/api/SendChatMessage.lua
+++ b/api/SendChatMessage.lua
@@ -1,20 +1,22 @@
 ---@diagnostic disable: missing-return, lowercase-global
 
+---@alias channel
+---| 'CHANNEL' channel 
+---| 'DND' text 
+---| 'EMOTE' /e 
+---| 'GUILD' /g 
+---| 'INSTANCE_CHAT' /i 
+---| 'OFFICER' /o 
+---| 'PARTY' /p 
+---| 'RAID' /ra 
+---| 'RAID_WARNING' /rw 
+---| 'SAY' /s 
+---| 'WHISPER' channel 
+---| 'YELL' /y 
+
 ---@param text string 
----@param chatType /y 
----@param CHANNEL channel 
----@param DND text 
----@param EMOTE /e 
----@param GUILD /g 
----@param INSTANCE_CHAT /i 
----@param OFFICER /o 
----@param PARTY /p 
----@param RAID /ra 
----@param RAID_WARNING /rw 
----@param SAY /s 
----@param WHISPER channel 
----@param YELL /y 
----@param languageIndex number 
----@param channel string 
+---@param chatType channel 
 ---Sends a chat message
-function SendChatMessage(text, chatType, CHANNEL, DND, EMOTE, GUILD, INSTANCE_CHAT, OFFICER, PARTY, RAID, RAID_WARNING, SAY, WHISPER, YELL, languageIndex, channel) end
\ No newline at end of file
+---@overload fun(text: string, chatType: channel, languageIndex: number)
+---@overload fun(text: string, chatType: channel, languageIndex: number, channel: string)
+function SendChatMessage(text, chatType, languageIndex, channel) end
\ No newline at end of file