diff --git a/docs/production/deployment.md b/docs/production/deployment.md
index 43d7fbd354..de53b29842 100644
--- a/docs/production/deployment.md
+++ b/docs/production/deployment.md
@@ -52,7 +52,7 @@ as well as those mentioned in the
 [install](../production/install.html#installer-options) documentation:
 
 - `--postgresql-version`: Sets the version of PostgreSQL that will be
-  installed. We currently support PostgreSQL 10, 11, 12, and 13.
+  installed. We currently support PostgreSQL 10, 11, 12, 13, and 14.
 
 - `--postgresql-database-name=exampledbname`: With this option, you
   can customize the default database name. If you do not set this. The
diff --git a/docs/production/postgresql.md b/docs/production/postgresql.md
index 42d10e9763..e64d527857 100644
--- a/docs/production/postgresql.md
+++ b/docs/production/postgresql.md
@@ -1,14 +1,14 @@
 # PostgreSQL database details
 
 Starting with Zulip 3.0, Zulip supports a range of PostgreSQL
-versions. PostgreSQL 13 is the current default for new installations;
-PostgreSQL 10, 11, and 12 are all supported.
+versions. PostgreSQL 14 is the current default for new installations;
+PostgreSQL 10, 11, 12, and 13 are all supported.
 
 Previous versions of Zulip used whatever version of PostgreSQL was
 included with the base operating system (E.g. PostgreSQL 12 on Ubuntu
 Focal, 10 on Ubuntu Bionic, and 9.6 on Ubuntu Xenial). We recommend
 that installations currently using older PostgreSQL releases [upgrade
-to PostgreSQL 13][upgrade-postgresql], as we may drop support for
+to PostgreSQL 14][upgrade-postgresql], as we may drop support for
 older PostgreSQL in a future release.
 
 [upgrade-postgresql]: ../production/upgrade-or-modify.html#upgrading-postgresql
diff --git a/docs/production/upgrade-or-modify.md b/docs/production/upgrade-or-modify.md
index 4e59237cd8..31b1e808fb 100644
--- a/docs/production/upgrade-or-modify.md
+++ b/docs/production/upgrade-or-modify.md
@@ -541,9 +541,9 @@ instructions for other supported platforms.
 ## Upgrading PostgreSQL
 
 Starting with Zulip 3.0, we use the latest available version of
-PostgreSQL at installation time (currently version 13). Upgrades to
+PostgreSQL at installation time (currently version 14). Upgrades to
 the version of PostgreSQL are no longer linked to upgrades of the
-distribution; that is, you may opt to upgrade to PostgreSQL 13 while
+distribution; that is, you may opt to upgrade to PostgreSQL 14 while
 running Ubuntu 18.04 Bionic.
 
 To upgrade the version of PostgreSQL on the Zulip server:
diff --git a/scripts/lib/install b/scripts/lib/install
index 735c00a763..2edc4021d3 100755
--- a/scripts/lib/install
+++ b/scripts/lib/install
@@ -32,7 +32,7 @@ Options:
       Sets the PostgreSQL database name.
   --postgresql-database-user=zulip
       Sets the PostgreSQL database user.
-  --postgresql-version=13
+  --postgresql-version=14
       Sets the version of PostgreSQL that will be installed.
   --postgresql-missing-dictionaries
       Set postgresql.missing_dictionaries, which alters the initial database.  Use with
@@ -140,7 +140,7 @@ read -r -a ADDITIONAL_PACKAGES <<<"${ADDITIONAL_PACKAGES:-}"
 # e.g. zulip::profile::app_frontend for a Zulip frontend server.
 PUPPET_CLASSES="${PUPPET_CLASSES:-zulip::profile::standalone}"
 VIRTUALENV_NEEDED="${VIRTUALENV_NEEDED:-yes}"
-POSTGRESQL_VERSION="${POSTGRESQL_VERSION:-13}"
+POSTGRESQL_VERSION="${POSTGRESQL_VERSION:-14}"
 
 if [ -n "$SELF_SIGNED_CERT" ] && [ -n "$USE_CERTBOT" ]; then
     set +x
diff --git a/scripts/setup/upgrade-postgresql b/scripts/setup/upgrade-postgresql
index 9e66bf018f..37bc8f8e71 100755
--- a/scripts/setup/upgrade-postgresql
+++ b/scripts/setup/upgrade-postgresql
@@ -6,7 +6,7 @@ if [ "$EUID" -ne 0 ]; then
     exit 1
 fi
 
-UPGRADE_TO=${1:-13}
+UPGRADE_TO=${1:-14}
 UPGRADE_FROM=$(crudini --get /etc/zulip/zulip.conf postgresql version)
 ZULIP_PATH="$(dirname "$0")/../.."