diff --git a/config.example.yaml b/config.example.yaml
index e69de29..6ee4f13 100644
--- a/config.example.yaml
+++ b/config.example.yaml
@@ -0,0 +1,2 @@
+token: "some_really_long_string"
+name: "gogodiscordo"
diff --git a/core/core_test.go b/core/core_test.go
index 461c58f..3ced1c7 100644
--- a/core/core_test.go
+++ b/core/core_test.go
@@ -6,8 +6,8 @@ import (
 
 func TestCreateAudioSimple(t *testing.T) {
 	var message string = "test 1 2 3"
-	_, err, _ := createAudio(message)
-	if err != nil {
+	filename, file := createAudio(message)
+	if file == nil || len(filename) <= 0 {
 		t.Fail()
 	}
 }
@@ -29,7 +29,7 @@ func TestPrepareTTSMessageBigText(t *testing.T) {
 }
 
 func TestPrepareTTSEmoji(t *testing.T) {
-	var message string = "This is awesome!!! :thumbsup: :nerd_face:"
+	var message string = "This is awesome!!! :thumbsup: :nerd_face: :cop:"
 	cleanMessage := prepareTTSMessage(message)
 	if cleanMessage != "This is awesome!!!" {
 		t.Fail()		
diff --git a/core/messages.go b/core/messages.go
index 870791e..8ab1dae 100644
--- a/core/messages.go
+++ b/core/messages.go
@@ -1,8 +1,8 @@
 package core
 
 import (
+	"bytes"
 	"fmt"
-	"os"
 	"os/exec"
 	"regexp"
 	"strings"
@@ -36,6 +36,7 @@ func maxString(s string, max int) string {
 	return s
 }
 
+// this only strip custom emoji, not default unicode ones
 func stripEmoji(msg string) string {
 	re := regexp.MustCompile(`:\w+:`)
 	match := re.FindAll([]byte(msg), -1)
@@ -57,18 +58,18 @@ func prepareTTSMessage(msg string) string {
 	return strings.Trim(t3, " ")
 }
 
-func createAudio(msg string) ([]byte, error, string) {
+func createAudio(msg string) (filename string, file *bytes.Reader) {
 	curr_time := time.Now().Unix()
-	var filename string = fmt.Sprintf("/tmp/%d.mp3", curr_time)
-	var cmd_args string = fmt.Sprintf("espeak-ng -s 120 -v mb-fr2 -p 30 '%s' -w %s",
-		maxString(msg, 300),
-		filename)
+	filename = fmt.Sprintf("/tmp/%d.mp3", curr_time)
+	var cmd_args string = fmt.Sprintf("espeak-ng -s 120 -v mb-fr2 -p 30 '%s' --stdout",
+		maxString(msg, 300))
 	cmd := exec.Command("sh", "-c", cmd_args)
 	out, err := cmd.CombinedOutput()
 	if err != nil {
-		fmt.Println(fmt.Sprint(err) + ": " + string(out))
+		fmt.Println(fmt.Sprint(err))
 	}
-	return out, err, filename
+	file = bytes.NewReader(out)
+	return
 }
 
 func MessagePing(s *discordgo.Session, m *discordgo.MessageCreate) {
@@ -95,8 +96,7 @@ func MessageAudio(s *discordgo.Session, m *discordgo.MessageCreate) {
 	if strings.HasPrefix(m.Content, prefix) {
 		var message string = strings.TrimPrefix(m.Content, prefix)
 		var cleanMessage string = prepareTTSMessage(message)
-		_, _, filename := createAudio(cleanMessage)
-		file, _ := os.Open(filename)
+		filename, file := createAudio(cleanMessage)
 		s.ChannelFileSend(m.ChannelID, filename, file)
 	}
 }