diff --git a/.github/workflows/java-17.yml b/.github/workflows/java-17.yml
index 5c8f4d6..cb78ce2 100644
--- a/.github/workflows/java-17.yml
+++ b/.github/workflows/java-17.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest            
     name: Java 17 build
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK 17
         uses: actions/setup-java@v3
         with:
diff --git a/.github/workflows/java-21.yml b/.github/workflows/java-21.yml
index 025f5d9..95482ad 100644
--- a/.github/workflows/java-21.yml
+++ b/.github/workflows/java-21.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest            
     name: Java 21 build
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
diff --git a/.github/workflows/java-8.yml b/.github/workflows/java-8.yml
index efbb013..d829628 100644
--- a/.github/workflows/java-8.yml
+++ b/.github/workflows/java-8.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest            
     name: Java 8 build
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK 8
         uses: actions/setup-java@v3
         with: