diff --git a/Dockerfile b/Dockerfile
index 35ce7d7..5fc37c4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,6 +2,7 @@ FROM mysterysd/wzmlx:heroku
 
 WORKDIR /usr/src/app
 RUN chmod 777 /usr/src/app
+RUN apt-get install -y ffmpeg
 
 COPY . .
 RUN pip3 install --no-cache-dir -r requirements.txt