19.3.diff

diff --git a/docker/rabbitmq-server-buildenv/linux-erlang-19.2/Dockerfile b/docker/rabbitmq-server-buildenv/linux-erlang-19.2/Dockerfile
index fd5732e..75877e0 100644
--- a/docker/rabbitmq-server-buildenv/linux-erlang-19.2/Dockerfile
+++ b/docker/rabbitmq-server-buildenv/linux-erlang-19.2/Dockerfile
@@ -13,12 +13,16 @@
 ## The Initial Developer of the Original Code is GoPivotal, Inc.
 ## Copyright (c) 2016-2017 Pivotal Software, Inc.  All rights reserved.
 
-FROM debian:9.0
+FROM buildpack-deps:jessie
 
 ENV ERLANG_VERSION 1:19.2.1+dfsg-2
 
 ENV LANG='C.UTF-8'
 
+# Enable backports.
+RUN echo 'deb http://httpredir.debian.org/debian jessie-backports main' \
+    >> /etc/apt/sources.list.d/backports.list
+
 # Prerequisites to mess with packages.
 RUN apt-get clean && \
     apt-get update && \
@@ -51,7 +55,9 @@ RUN apt-get clean && \
       curl \
       erlang-base-hipe \
       erlang-nox \
-      erlang-dev \
+      erlang-dev \The following packages have unmet dependencies:
+ openjdk-8-jre-headless : Breaks: ca-certificates-java (< 20160321~) but 20140324 is to be installed
+E: Unable to correct problems, you have held broken packages.
       erlang-src \
       erlang-common-test \
       git \
@@ -95,6 +101,7 @@ RUN apt-get install -y -V --fix-missing --no-install-recommends \
       slapd
 
 RUN apt-get install -y -V --fix-missing --no-install-recommends \
+      -t jessie-backports \
       ca-certificates-java \
       openjdk-8-jre-headless \
       openjdk-8-jdk-headless