diff --git a/common/index.ts b/common/index.ts
index 9e5243ba..0b9667b8 100644
--- a/common/index.ts
+++ b/common/index.ts
@@ -33,6 +33,8 @@ export enum RESTJSONErrorCodes {
 	BotsCannotUseThisEndpoint = 20001,
 	OnlyBotsCanUseThisEndpoint,
 
+	ChannelSendRateLimit = 20028,
+
 	MaximumNumberOfGuildsReached = 30001,
 	MaximumNumberOfFriendsReached,
 	MaximumNumberOfPinsReachedForTheChannel,