diff --git a/bot/command.go b/bot/command.go
index 710c0b2..61003df 100644
--- a/bot/command.go
+++ b/bot/command.go
@@ -82,7 +82,7 @@ func (b *Bot) initCommands() commandList {
 		{
 			key: roomOptionNoSend,
 			description: fmt.Sprintf(
-				"Get or set `%s` of the room (`true` - enable email sending; `false` - disable email sending)",
+				"Get or set `%s` of the room (`true` - disable email sending; `false` - enable email sending)",
 				roomOptionNoSend,
 			),
 			sanitizer: utils.SanitizeBoolString,
diff --git a/smtp/server.go b/smtp/server.go
index bbb8024..dfab3db 100644
--- a/smtp/server.go
+++ b/smtp/server.go
@@ -51,8 +51,9 @@ func NewServer(cfg *Config) *Server {
 	s.ReadTimeout = 10 * time.Second
 	s.WriteTimeout = 10 * time.Second
 	s.MaxMessageBytes = cfg.MaxSize * 1024 * 1024
-	s.EnableREQUIRETLS = cfg.TLSRequired
 	s.AllowInsecureAuth = !cfg.TLSRequired
+	s.EnableREQUIRETLS = cfg.TLSRequired
+	s.EnableSMTPUTF8 = true
 	if log.GetLevel() == "DEBUG" || log.GetLevel() == "TRACE" {
 		s.Debug = os.Stdout
 	}
diff --git a/utils/email.go b/utils/email.go
index 187594e..88fdb0f 100644
--- a/utils/email.go
+++ b/utils/email.go
@@ -125,6 +125,10 @@ func (e *Email) Compose(privkey string) string {
 	var data strings.Builder
 
 	domain := strings.SplitN(e.From, "@", 2)[1]
+
+	data.WriteString("Content-Type: text/plain; charset=\"UTF-8\"")
+	data.WriteString("\r\n")
+
 	data.WriteString("From: ")
 	data.WriteString(e.From)
 	data.WriteString("\r\n")