diff --git a/.circleci/config.yml b/.circleci/config.yml
index c44ceede5..c27c968f1 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,6 +1,7 @@
 version: 2
 jobs:
   build:
+    parallelism: 2
     docker:
       - image: ruby:2.3.1
       - image: postgres:9.4.1