diff --git a/conf/docker-aio/c7.dockerfile b/conf/docker-aio/c7.dockerfile
index be19151abcc..cef663c9583 100644
--- a/conf/docker-aio/c7.dockerfile
+++ b/conf/docker-aio/c7.dockerfile
@@ -1,6 +1,6 @@
 FROM centos:7
 # OS dependencies
-RUN yum install -y https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
+RUN yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
 #RUN yum install -y java-1.8.0-openjdk-headless postgresql-server sudo epel-release unzip perl curl httpd
 RUN yum install -y java-1.8.0-openjdk-devel postgresql96-server sudo epel-release unzip perl curl httpd
 RUN yum install -y jq lsof awscli
diff --git a/doc/sphinx-guides/source/installation/prerequisites.rst b/doc/sphinx-guides/source/installation/prerequisites.rst
index c01b9b2a9d3..6e11752985d 100644
--- a/doc/sphinx-guides/source/installation/prerequisites.rst
+++ b/doc/sphinx-guides/source/installation/prerequisites.rst
@@ -101,16 +101,16 @@ Installing PostgreSQL
 
 Version 9.6 is strongly recommended because it is the version developers and QA test with::
 
-	# yum install -y https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm
+	# yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
 	# yum makecache fast
 	# yum install -y postgresql96-server
 	# /usr/pgsql-9.6/bin/postgresql96-setup initdb
 	# /usr/bin/systemctl start postgresql-9.6
 	# /usr/bin/systemctl enable postgresql-9.6
 
-Note that the steps above are specific to RHEL/CentOS 7. For RHEL/CentOS 6 use::
+Note that the steps above are specific to RHEL/CentOS 7. For RHEL/CentOS 8 use::
 
-	# yum install -y https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-6-x86_64/pgdg-centos96-9.6-3.noarch.rpm
+	# yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-8-x86_64/pgdg-redhat-repo-latest.noarch.rpm
 	# yum makecache fast
 	# yum install -y postgresql96-server
 	# service postgresql-9.6 initdb
diff --git a/scripts/vagrant/setup.sh b/scripts/vagrant/setup.sh
index ab8fc97e8b5..3dcba6de79d 100644
--- a/scripts/vagrant/setup.sh
+++ b/scripts/vagrant/setup.sh
@@ -23,7 +23,7 @@ java -version
 javac -version
 
 # switching to postgresql-9.6 per #4709
-yum install -y https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
+yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
 yum makecache fast
 yum install -y postgresql96-server
 /usr/pgsql-9.6/bin/postgresql96-setup initdb