foo.

diff --git a/Dockerfile b/Dockerfile
index f54fb28..bd22f9f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,7 @@ RUN npm install --unsafe-perm --global yarn
 
 # Install ffmpeg
 #RUN apt-get -y update && apt-get install -y ffmpeg libav-tools x264 x265
+RUN add-apt-repository ppa:jonathonf/ffmpeg-4 && apt-get update && apt-get install ffmpeg
 
 COPY . /app/
 
@@ -21,4 +22,4 @@ RUN yarn install --production || \
   ((if [ -f yarn-error.log ]; then \
       cat yarn-error.log; \
     fi) && false)
-CMD yarn start
\ No newline at end of file
+CMD yarn start