diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 152aac4..686244c 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -42,10 +42,10 @@ jobs:
         download_url="https://github.com/AdoptOpenJDK/openjdk8-releases/releases/download/jdk8u172-b11/OpenJDK8_x64_Linux_jdk8u172-b11.tar.gz"
         wget -O $RUNNER_TEMP/java_package.tar.gz $download_url
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v6
       
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v6
     - name: Set up JDK 1.8
       uses: actions/setup-java@v3
       with:
diff --git a/.github/workflows/javadoc.yml b/.github/workflows/javadoc.yml
index cd41717..f11ef62 100644
--- a/.github/workflows/javadoc.yml
+++ b/.github/workflows/javadoc.yml
@@ -19,7 +19,7 @@ jobs:
       - run: |
           download_url="https://github.com/AdoptOpenJDK/openjdk8-releases/releases/download/jdk8u172-b11/OpenJDK8_x64_Linux_jdk8u172-b11.tar.gz"
           wget -O $RUNNER_TEMP/java_package.tar.gz $download_url
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           ref: javadoc
diff --git a/.github/workflows/maven-ci.yml b/.github/workflows/maven-ci.yml
index 56e3d8c..3f96f56 100644
--- a/.github/workflows/maven-ci.yml
+++ b/.github/workflows/maven-ci.yml
@@ -18,7 +18,7 @@ jobs:
     - run: |
         download_url="https://github.com/AdoptOpenJDK/openjdk8-releases/releases/download/jdk8u172-b11/OpenJDK8_x64_Linux_jdk8u172-b11.tar.gz"
         wget -O $RUNNER_TEMP/java_package.tar.gz $download_url
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v6
     - name: Set up JDK 1.8
       uses: actions/setup-java@v3
       with:
diff --git a/.github/workflows/maven-publish.yml b/.github/workflows/maven-publish.yml
index b87c13e..90dd73a 100644
--- a/.github/workflows/maven-publish.yml
+++ b/.github/workflows/maven-publish.yml
@@ -19,7 +19,7 @@ jobs:
       - run: |
           download_url="https://github.com/AdoptOpenJDK/openjdk8-releases/releases/download/jdk8u172-b11/OpenJDK8_x64_Linux_jdk8u172-b11.tar.gz"
           wget -O $RUNNER_TEMP/java_package.tar.gz $download_url
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v3
         with:
           distribution: 'jdkfile'