diff --git a/.circleci/config.yml b/.circleci/config.yml
index 36889fb..95cad46 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,4 +5,7 @@ jobs:
       - image: cimg/node:14.10.1 # the primary container, where your job's commands are run
     steps:
       - checkout # check out the code in the project directory
-      - run: echo "hello world" # run the `echo` command
+      - restore_cache:
+         keys:
+           -npm-v1-dependencies-{{ checksum "yarn.lock" }}
+