diff --git a/.ruby-version b/.ruby-version
index 57cf282..49cdd66 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.6.5
+2.7.6
diff --git a/Dockerfile b/Dockerfile
index 544dee2..6ea5eac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
-FROM ruby:2.6
+FROM ruby:2.7.6-alpine3.15
 
-RUN apt-get update -qq \
-  && apt-get install -y build-essential libpq-dev nodejs \
-  && mkdir /app
+RUN apk add --update alpine-sdk && \
+  apk add bash build-base git libxml2-dev libxslt-dev nodejs postgresql-dev readline-dev tzdata zlib-dev && \
+  mkdir /app
 
 WORKDIR /app
 
diff --git a/Gemfile b/Gemfile
index c1d1b46..6b9cda0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,10 +1,11 @@
 # frozen_string_literal: true
 
-ruby '2.6.5'
+ruby '2.7.6'
 
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 source 'https://rubygems.org' do
+  gem 'bundle', '~> 2.3', '>= 2.3.18'
   # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
   gem 'rails', '~> 5.2', '>= 5.2.8.1'
   # Use Postgres as the database for Active Record
diff --git a/Gemfile.lock b/Gemfile.lock
index 9002e3f..837f074 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,3 +1,6 @@
+GEM
+  specs:
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -45,8 +48,8 @@ GEM
     arel (9.0.0)
     ast (2.4.0)
     bcrypt (3.1.12)
-    bootsnap (1.3.2)
-      msgpack (~> 1.0)
+    bootsnap (1.12.0)
+      msgpack (~> 1.2)
     builder (3.2.4)
     byebug (10.0.2)
     concurrent-ruby (1.1.10)
@@ -101,7 +104,7 @@ GEM
     mini_mime (1.1.2)
     mini_portile2 (2.8.0)
     minitest (5.16.2)
-    msgpack (1.2.6)
+    msgpack (1.5.3)
     nio4r (2.5.8)
     nokogiri (1.13.7)
       mini_portile2 (~> 2.8.0)
@@ -228,7 +231,7 @@ DEPENDENCIES
   jsonapi-resources (~> 0.10, >= 0.10.7)!
   listen (>= 3.0.5, < 3.2)!
   pg!
-  puma (~> 4.3)!
+  puma (~> 4.3, >= 4.3.9)!
   rails (~> 5.2, >= 5.2.8.1)!
   rerun!
   rspec-graphql_matchers!
@@ -242,7 +245,7 @@ DEPENDENCIES
   yard!
 
 RUBY VERSION
-   ruby 2.6.5p114
+   ruby 2.7.6p219
 
 BUNDLED WITH
-   1.17.3
+   2.3.18
diff --git a/config/database.yml b/config/database.yml
index b7b22a5..70d8663 100644
--- a/config/database.yml
+++ b/config/database.yml
@@ -1,3 +1,4 @@
+---
 # PostgreSQL. Versions 8.2 and up are supported.
 #
 # Install the pg driver:
@@ -26,8 +27,10 @@ development:
 # Do not set this db to the same as development or production.
 test:
   <<: *default
-  database: freqfinder_test
-
+  host: <%= ENV['PGHOST'] %>
+  user: <%= ENV['PGUSER'] %>
+  password: <%= ENV['PGPASSWORD'] %>
+  database: <%= ENV['PGDB'] %>
 production:
   <<: *default
   database: freqfinder_production
diff --git a/docker-compose.test.yml b/docker-compose.test.yml
index a3658af..c74b071 100644
--- a/docker-compose.test.yml
+++ b/docker-compose.test.yml
@@ -2,7 +2,12 @@
 version: '3.4'
 services:
   db_test:
-    image: postgres
+    image: postgres:14.4-alpine
+    restart: always
+    environment:
+      POSTGRES_DB: db_test
+      POSTGRES_PASSWORD: password
+      POSTGRES_USER: postgres
   web:
     build: .
     command: bundle exec rspec
@@ -14,7 +19,9 @@ services:
       CI: 'true'
       RAILS_ENV: test
       RACK_ENV: test
+      PGDB: db_test
       PGHOST: db_test
+      PGPASSWORD: password
       PGUSER: postgres
     ports:
       - "3000:3000"