diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 51eaed7..c0d62a1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,7 @@ jobs:
   ci:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
           python-version: "3.x"