diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3364b2e..bada9ae 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ 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@v3
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index c126670..183affb 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -22,7 +22,7 @@ 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@v3