diff --git a/Dockerfile b/Dockerfile
index b1501b2..9402bbd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ FROM python:3.7
 RUN apt-get -y update
 RUN apt-get -y upgrade
 # Install ffmpeg
-RUN apt-get install -y ffmpeg
+RUN apt-get install -y --no-install-recommends ffmpeg
 
 # All source code
 WORKDIR /src