diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index a3d1046..4dcf93a 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -10,7 +10,7 @@ jobs:
         os: [windows-latest, macOS-latest, ubuntu-latest]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK 17
         uses: actions/setup-java@v3
         with: