diff --git a/.github/workflows/checkin.yml b/.github/workflows/checkin.yml
index b1008c0..c57ded9 100644
--- a/.github/workflows/checkin.yml
+++ b/.github/workflows/checkin.yml
@@ -7,6 +7,9 @@ jobs:
     steps:
     - uses: actions/checkout@v1
 
+    - name: "yarn install"
+      run: yarn install
+
     - name: "yarn build"
       run: yarn build