diff --git a/circle.yml b/circle.yml
index 1cbc8f2..56aa7da 100644
--- a/circle.yml
+++ b/circle.yml
@@ -24,6 +24,9 @@ jobs:
       - run:
           name: upload coverage
           command: bash <(curl -s https://codecov.io/bash)
+      - run:
+          name: build
+          command: npm run build
       - run:
           name: release
           command: npm run semantic-release || true
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