diff --git a/appendix/migrate-to-postgresql.rst b/appendix/migrate-to-postgresql.rst
index 4eaea132..2e240289 100644
--- a/appendix/migrate-to-postgresql.rst
+++ b/appendix/migrate-to-postgresql.rst
@@ -64,7 +64,7 @@ Install pgloader
 
       .. code-block:: sh
 
-         $ yum install -y https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/pgloader-3.6.2-1.rhel7.x86_64.rpm
+         $ yum install -y pgloader
 
    .. tab:: OpenSUSE / SLES
 
diff --git a/install/includes/postgres-installation.rst b/install/includes/postgres-installation.rst
index aa499de3..f1bff946 100644
--- a/install/includes/postgres-installation.rst
+++ b/install/includes/postgres-installation.rst
@@ -15,10 +15,10 @@
 
          # CentOS 7
          $ yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
-         $ yum install postgresql14-server postgresql14-contrib
-         $ postgresql14-setup initdb
-         $ systemctl start postgresql14
-         $ systemctl enable postgresql14
+         $ yum install postgresql15-server postgresql15-contrib
+         $ postgresql-15-setup initdb
+         $ systemctl start postgresql-15
+         $ systemctl enable postgresql-15
 
          # CentOS 8
          $ yum install postgresql-server postgresql-contrib