diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1699aac..d481326 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3.0.0
+    - uses: actions/checkout@v3.4.0
     - name: Set up JDK
       uses: actions/setup-java@v3
       with: