diff --git a/.circleci/config.yml b/.circleci/config.yml
index 222503f..28ddf97 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -33,6 +33,9 @@ jobs:
             - node_modules
           key: v1-dependencies-{{ checksum "package.json" }}
 
+      # run linter
+      - run: yarn lint
+
       # run flow
       - run: yarn flow