diff --git a/irc/client_lookup_set.go b/irc/client_lookup_set.go
index 2256c4f9..c97c89ff 100644
--- a/irc/client_lookup_set.go
+++ b/irc/client_lookup_set.go
@@ -117,7 +117,7 @@ func (clients *ClientManager) SetNick(client *Client, session *Session, newNick
 	}
 
 	if useAccountName {
-		if registered && newNick != accountName && newNick != "" {
+		if registered && newNick != accountName {
 			return "", errNickAccountMismatch, false
 		}
 		newNick = accountName