diff --git a/.circleci/config.yml b/.circleci/config.yml
index c1a4fae..928db2c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -24,7 +24,10 @@ jobs:
             - yarn-packages-{{ checksum "yarn.lock" }}-{{ .Environment.CACHE_VERSION }}
       - run:
           name: Format check
-          command: yarn format:check --write
+          command: yarn format:check --write    
+      - run:
+          name: Start
+          command: npm start
       - run:
           name: Test
           command: yarn test