diff --git a/.circleci/config.yml b/.circleci/config.yml
index 104645963..883802df6 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -41,4 +41,4 @@ jobs:
       - run:
           name: Check Coveralls coverage on staging
           command: |
-            sudo docker-compose run web rake coverage:run
+            sudo docker-compose run -e CIRCLE_SHA1 web rake coverage:run --trace