diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index d3f9872..84e84ba 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Install node
         uses: actions/setup-node@v6
         with:
diff --git a/.github/workflows/pdf-build.yml b/.github/workflows/pdf-build.yml
index 6931b85..dfcbf50 100644
--- a/.github/workflows/pdf-build.yml
+++ b/.github/workflows/pdf-build.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Setup node
         uses: actions/setup-node@v6
         with:
diff --git a/.github/workflows/readme-lint.yml b/.github/workflows/readme-lint.yml
index 8c9ac7e..318cc3e 100644
--- a/.github/workflows/readme-lint.yml
+++ b/.github/workflows/readme-lint.yml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Lint markdown files
         run: |
           # define excluded files and directories