diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f042560..ebd032b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
       - name: Set up JDK 1.8
         uses: actions/setup-java@v2
         with: