diff --git a/include/msgbuf.h b/include/msgbuf.h
index 1a3eeb08..b060fafb 100644
--- a/include/msgbuf.h
+++ b/include/msgbuf.h
@@ -75,12 +75,13 @@ msgbuf_init(struct MsgBuf *msgbuf)
 }
 
 static inline void
-msgbuf_append_tag(struct MsgBuf *msgbuf, const char *key, const char *value)
+msgbuf_append_tag(struct MsgBuf *msgbuf, const char *key, const char *value, unsigned int capmask)
 {
 	s_assert(msgbuf->n_tags < MAXPARA);
 
 	msgbuf->tags[msgbuf->n_tags].key = key;
 	msgbuf->tags[msgbuf->n_tags].value = value;
+	msgbuf->tags[msgbuf->n_tags].capmask = capmask;
 	msgbuf->n_tags++;
 }
 
diff --git a/ircd/msgbuf.c b/ircd/msgbuf.c
index ab80e45c..a7fe53b2 100644
--- a/ircd/msgbuf.c
+++ b/ircd/msgbuf.c
@@ -65,7 +65,7 @@ msgbuf_parse(struct MsgBuf *msgbuf, char *line)
 					*eq++ = '\0';
 
 				if (*t && *t != ' ')
-					msgbuf_append_tag(msgbuf, t, eq);
+					msgbuf_append_tag(msgbuf, t, eq, 0);
 				else
 					break;