diff --git a/ci/ruby.yml b/ci/ruby.yml
index 162ae7c..d2c9bdf 100644
--- a/ci/ruby.yml
+++ b/ci/ruby.yml
@@ -7,6 +7,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
+    - uses: actions/checkout@master
+
     - name: Set up Ruby 2.6
       uses: actions/setup-ruby@master
        with: