diff --git a/bot.go b/bot.go
index 66c2e77..fe892e2 100644
--- a/bot.go
+++ b/bot.go
@@ -188,7 +188,7 @@ func botPasswd(m *tb.Message) {
 		bot.SendChat(m.Chat.ID, "User not registered.")
 		return
 	}
-	r := regexp.MustCompile("^\\/register( )+(?P<Passwd>[.^\\ ]+)$")
+	r := regexp.MustCompile("^\\/passwd( )+(?P<Passwd>[^ ]+)$")
 	if r.MatchString(m.Text) {
 		// we have a parameter
 		passwd := r.ReplaceAllString(m.Text, "${Passwd}")