diff --git a/docker/containers/rails/Dockerfile b/docker/containers/rails/Dockerfile
index 3c85fca..04d87e5 100755
--- a/docker/containers/rails/Dockerfile
+++ b/docker/containers/rails/Dockerfile
@@ -1,4 +1,5 @@
 FROM ruby:2.5.1
+RUN echo "deb http://archive.debian.org/debian stretch main contrib non-free" > /etc/apt/sources.list
 RUN apt-get update -qq && apt-get install -y build-essential default-libmysqlclient-dev nodejs
 
 COPY docker-entrypoint.sh /usr/local/bin/