diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 42199e30..b85f54b9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,12 +44,15 @@ jobs:
           - os: macos-latest
             CMD_BUILD: |
               brew install create-dmg
+              brew install ffmpeg
               poetry run make bundle_mac
           - os: ubuntu-latest
             CMD_BUILD: |
+              sudo apt update && sudo apt install ffmpeg
               poetry run make bundle_linux
           - os: windows-latest
             CMD_BUILD: |
+              choco install ffmpeg
               poetry run make bundle_windows
     steps:
       - uses: actions/checkout@v3
diff --git a/Buzz.spec b/Buzz.spec
index b2224518..fbbbbde3 100644
--- a/Buzz.spec
+++ b/Buzz.spec
@@ -1,5 +1,8 @@
 # -*- mode: python ; coding: utf-8 -*-
 import os
+import platform
+import subprocess
+import sys
 
 from PyInstaller.utils.hooks import collect_data_files, copy_metadata
 
@@ -16,6 +19,16 @@ datas += copy_metadata('tokenizers')
 datas += collect_data_files('whisper')
 
 
+def get_ffmpeg():
+    if platform.system() == 'Windows':
+        return 'C:\\ProgramData\\chocolatey\\lib\\ffmpeg\\tools\\ffmpeg\\bin'
+    return subprocess.check_output(
+        ['which', 'ffmpeg']).decode(sys.stdout.encoding).strip()
+
+
+datas += [(get_ffmpeg(), '.')]
+
+
 block_cipher = None