diff --git a/Dockerfile b/Dockerfile
index 10ca5ec0..fa37c4b1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
 FROM ruby:2.3.5
 
+RUN printf "deb http://archive.debian.org/debian/ jessie main\ndeb-src http://archive.debian.org/debian/ jessie main\ndeb http://security.debian.org jessie/updates main\ndeb-src http://security.debian.org jessie/updates main" > /etc/apt/sources.list
 RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs
 
 WORKDIR /usr/src/app