diff --git a/.github/workflows/deploy_to_central.yaml b/.github/workflows/deploy_to_central.yaml
index 73a1e8fd..604b1c81 100644
--- a/.github/workflows/deploy_to_central.yaml
+++ b/.github/workflows/deploy_to_central.yaml
@@ -6,6 +6,8 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout
+        uses: actions/checkout@v2
       - name: Set up Maven Central Repository
         uses: actions/setup-java@v2
         with: