diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1bea02f..31e26c7 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -9,3 +9,4 @@ jobs:
     steps:
       - checkout # check out the code in the project directory
       - run: yarn global add node-gyp && yarn install
+      - run: npm-v1-dependencies-{{ checksum "yarn.lock" }}