diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 309b98f..6c9bc5a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up JDK 1.8
         uses: actions/setup-java@v4
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index efcdc9c..44dc3ce 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -29,7 +29,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up JDK 1.8
         uses: actions/setup-java@v4