diff --git a/server.go b/server.go
index 2fdb645..7c75bc4 100644
--- a/server.go
+++ b/server.go
@@ -61,6 +61,10 @@ func answerWechatPost(w http.ResponseWriter, r *http.Request) {
 	fmt.Printf("decrypt as: %s", d)
 	h := ReadCommonHeader(d)
 	reply, _ := BuildTextMsg(h.MsgType, h.FromUserName)
+	if h.MsgType == "voice" {
+		a := ReadVoiceMsg(d)
+		reply, _ = BuildTextMsg(a.Recognition, h.FromUserName)
+	}
 	w.Header().Set("Content-Type", "text/xml; charset=utf-8")
 	fmt.Fprint(w, reply)
 	return