diff --git a/11.0-jre-p9/Dockerfile b/11.0-jre-p9/Dockerfile
index 2a104f1..490cf34 100644
--- a/11.0-jre-p9/Dockerfile
+++ b/11.0-jre-p9/Dockerfile
@@ -2,11 +2,8 @@ FROM wongnai/odoo:11.0-20180516
 
 USER root
 
-# Need postgres in backport so that we can export database from odoo web
-RUN echo 'deb http://archive.debian.org/debian jessie-backports main' >> /etc/apt/sources.list \
-	&& apt-get update \
-	&& apt-get -t jessie-backports -y install postgresql-client \
-    && apt-get -y install openjdk-8-jre gettext-base git \
+RUN apt-get update \
+    && apt-get -y install openjdk-8-jre gettext-base git postgresql-client \
     && rm -rf /var/lib/apt/lists/*
 
 USER odoo