diff --git a/README.md b/README.md
index b7e8a7b..2c44fbf 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # dokku postgres [![Build Status](https://img.shields.io/travis/dokku/dokku-postgres.svg?branch=master "Build Status")](https://travis-ci.org/dokku/dokku-postgres) [![IRC Network](https://img.shields.io/badge/irc-freenode-blue.svg "IRC Freenode")](https://webchat.freenode.net/?channels=dokku)
 
-Official postgres plugin for dokku. Currently defaults to installing [postgres 10.4](https://hub.docker.com/_/postgres/).
+Official postgres plugin for dokku. Currently defaults to installing [postgres 11.2](https://hub.docker.com/_/postgres/).
 
 ## requirements
 
@@ -60,7 +60,7 @@ dokku postgres:create lolipop
 # it *must* be compatible with the
 # official postgres image
 export POSTGRES_IMAGE="postgres"
-export POSTGRES_IMAGE_VERSION="10.4"
+export POSTGRES_IMAGE_VERSION="11.2"
 dokku postgres:create lolipop
 
 # you can also specify custom environment
diff --git a/config b/config
index aecdde2..893242f 100644
--- a/config
+++ b/config
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 export POSTGRES_IMAGE=${POSTGRES_IMAGE:="postgres"}
-export POSTGRES_IMAGE_VERSION=${POSTGRES_IMAGE_VERSION:="10.4"}
+export POSTGRES_IMAGE_VERSION=${POSTGRES_IMAGE_VERSION:="11.2"}
 export POSTGRES_ROOT=${POSTGRES_ROOT:="$DOKKU_LIB_ROOT/services/postgres"}
 export POSTGRES_HOST_ROOT=${POSTGRES_HOST_ROOT:=$POSTGRES_ROOT}
 
diff --git a/tests/service_list.bats b/tests/service_list.bats
index 144898d..8cfe5a0 100755
--- a/tests/service_list.bats
+++ b/tests/service_list.bats
@@ -11,20 +11,20 @@ teardown() {
 
 @test "($PLUGIN_COMMAND_PREFIX:list) with no exposed ports, no linked apps" {
   run dokku "$PLUGIN_COMMAND_PREFIX:list"
-  assert_contains "${lines[*]}" "l     postgres:10.4  running  -              -"
+  assert_contains "${lines[*]}" "l     postgres:11.2  running  -              -"
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:list) with exposed ports" {
   dokku "$PLUGIN_COMMAND_PREFIX:expose" l 4242
   run dokku "$PLUGIN_COMMAND_PREFIX:list"
-  assert_contains "${lines[*]}" "l     postgres:10.4  running  5432->4242     -"
+  assert_contains "${lines[*]}" "l     postgres:11.2  running  5432->4242     -"
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:list) with linked app" {
   dokku apps:create my_app
   dokku "$PLUGIN_COMMAND_PREFIX:link" l my_app
   run dokku "$PLUGIN_COMMAND_PREFIX:list"
-  assert_contains "${lines[*]}" "l     postgres:10.4  running  -              my_app"
+  assert_contains "${lines[*]}" "l     postgres:11.2  running  -              my_app"
   dokku --force apps:destroy my_app
 }