diff --git a/.circleci/config.yml b/.circleci/config.yml
index fc44032fc9..cfe0097074 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -36,6 +36,20 @@ default_job: &default_job
     - run: bundle exec appraisal rake
 
 jobs:
+  ruby-2.2:
+    <<: *default_job
+    docker:
+      - image: circleci/ruby:2.2.9-node-browsers
+        environment:
+          PGHOST: localhost
+          PGUSER: administrate
+          RAILS_ENV: test
+      - image: postgres:9.5-alpine
+        environment:
+          POSTGRES_USER: administrate
+          POSTGRES_DB: ruby22
+          POSTGRES_PASSWORD: ""
+
   ruby-2.3:
     <<: *default_job
     docker:
@@ -85,3 +99,4 @@ workflows:
       - ruby-2.5
       - ruby-2.4
       - ruby-2.3
+      - ruby-2.2
diff --git a/README.md b/README.md
index a0730043ea..5e6c8431e5 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,8 @@ To accomplish these goals, Administrate follows a few guiding principles:
 
 ## Getting Started
 
-Administrate supports Rails from 4.2, up to 5.0 and beyond.
+Administrate supports Rails from 4.2, up to 5.0 and beyond. We support Ruby
+2.2.9 and up.
 
 Add Administrate to your Gemfile and re-bundle: