diff --git a/src/evangelist/index.ts b/src/evangelist/index.ts
index c5ff5ce..2a9e8b7 100644
--- a/src/evangelist/index.ts
+++ b/src/evangelist/index.ts
@@ -1,10 +1,12 @@
+import fs from "fs";
 import { userRequest } from "../input.js";
 import { logger } from "../utils/logger.js";
 import { doTechEvangelistWork } from "./work.js";
-import fs from "fs";
+import { speak } from "../utils/speak.js";
 
 export const doTechEvangelist = async () => {
   logger("테크 에반젤리스트에 의한 기획서 보충이 진행 중입니다...");
+  await speak("테크 에반젤리스트에 의한 기획서 보충이 진행 중입니다...");
 
   const resultFolderPath = "./result";
   const resultFiles = await fs.promises.readdir(resultFolderPath);
@@ -30,4 +32,5 @@ export const doTechEvangelist = async () => {
     `----USER REQUEST\n${userRequest}\n${evangelist}`
   );
   logger("테크 에반젤리스트에 의한 기획서 보충이 완료되었습니다.");
+  await speak("테크 에반젤리스트에 의한 기획서 보충이 완료되었습니다.");
 };
diff --git a/src/utils/speak.ts b/src/utils/speak.ts
index b75b9c4..1c300ce 100644
--- a/src/utils/speak.ts
+++ b/src/utils/speak.ts
@@ -4,20 +4,16 @@ import sound from "sound-play";
 
 export const speak = async (text: string) => {
   try {
-    await new Promise<void>((resolve, reject) => {
+    await new Promise<void>((resolve) => {
       const audioFile = "./dist/_.wav";
-      // This example requires environment variables named "SPEECH_KEY" and "SPEECH_REGION"
       const speechConfig = sdk.SpeechConfig.fromSubscription(
         process.env.AZURE_SPEECH_KEY,
         process.env.AZURE_SPEECH_REGION
       );
       const audioConfig = sdk.AudioConfig.fromAudioFileOutput(audioFile);
-
-      // The language of the voice that speaks.
       speechConfig.speechSynthesisVoiceName = process.env.AZURE_SPEECH_VOICE;
 
-      // Create the speech synthesizer.
-      var synthesizer = new sdk.SpeechSynthesizer(speechConfig, audioConfig);
+      let synthesizer = new sdk.SpeechSynthesizer(speechConfig, audioConfig);
 
       synthesizer.speakTextAsync(
         text,
@@ -29,7 +25,7 @@ export const speak = async (text: string) => {
             const absoultePath = fs.realpathSync(audioFile);
             await sound.play(absoultePath, 1);
           } else {
-            console.error(
+            throw new Error(
               "Speech synthesis canceled, " +
                 result.errorDetails +
                 "\nDid you set the speech resource key and region values?"
@@ -37,7 +33,7 @@ export const speak = async (text: string) => {
           }
           resolve();
         },
-        function (err) {
+        (err) => {
           console.trace("err - " + err);
           synthesizer.close();
           synthesizer = null;