diff --git a/irc/capability.go b/irc/capability.go
index 40542a27..f7fc5e4f 100644
--- a/irc/capability.go
+++ b/irc/capability.go
@@ -32,8 +32,6 @@ const (
 	InviteNotify Capability = "invite-notify"
 	// MaxLine is this proposed capability: https://github.com/DanielOaks/ircv3-specifications/blob/master+line-lengths/extensions/line-lengths.md
 	MaxLine Capability = "draft/maxline"
-	// MessageIDs is this draft IRCv3 capability: http://ircv3.net/specs/extensions/message-ids.html
-	MessageIDs Capability = "draft/message-ids"
 	// MessageTags is this draft IRCv3 capability: http://ircv3.net/specs/core/message-tags-3.3.html
 	MessageTags Capability = "draft/message-tags-0.2"
 	// MultiPrefix is this IRCv3 capability: http://ircv3.net/specs/extensions/multi-prefix-3.1.html
@@ -61,7 +59,6 @@ var (
 		EchoMessage:   true,
 		ExtendedJoin:  true,
 		InviteNotify:  true,
-		MessageIDs:    true,
 		// MaxLine is set during server startup
 		MessageTags: true,
 		MultiPrefix: true,
diff --git a/irc/client.go b/irc/client.go
index fc7ce23b..d800245a 100644
--- a/irc/client.go
+++ b/irc/client.go
@@ -600,7 +600,7 @@ func (client *Client) SendFromClient(msgid string, from *Client, tags *map[strin
 		}
 	}
 	// attach message-id
-	if len(msgid) > 0 && client.capabilities[MessageIDs] {
+	if len(msgid) > 0 && client.capabilities[MessageTags] {
 		if tags == nil {
 			tags = ircmsg.MakeTags("draft/msgid", msgid)
 		} else {