diff --git a/.circleci/config.yml b/.circleci/config.yml
index 069b71f..ac021a7 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -3,7 +3,7 @@ jobs:
   build:
     working_directory: ~/project
     docker:
-      - image: bkuhlmann/ruby:latest
+      - image: bkuhlmann/alpine-ruby:latest
     steps:
       - checkout