diff --git a/.github/workflows/reviewer_lottery.yml b/.github/workflows/reviewer_lottery.yml
index 33228d746..f4ee1e41f 100644
--- a/.github/workflows/reviewer_lottery.yml
+++ b/.github/workflows/reviewer_lottery.yml
@@ -7,7 +7,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v3.3.0
     - uses: uesteibar/reviewer-lottery@v2
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}