diff --git a/.github/workflows/code-tour-and-links-watcher.yml b/.github/workflows/code-tour-and-links-watcher.yml
index 167401b7..521dd192 100644
--- a/.github/workflows/code-tour-and-links-watcher.yml
+++ b/.github/workflows/code-tour-and-links-watcher.yml
@@ -14,7 +14,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: 'Checkout source code'
-              uses: actions/checkout@v3
+              uses: actions/checkout@v4
         
             - name: 'Watch CodeTour changes'
               uses: pozil/codetour-watch@v2.0.0
diff --git a/.github/workflows/dotnet6.yml b/.github/workflows/dotnet6.yml
index d7fe5bb8..09636fe0 100644
--- a/.github/workflows/dotnet6.yml
+++ b/.github/workflows/dotnet6.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: 'Checkout GitHub Action'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Setup .NET ${{ env.DOTNET_VERSION }} Environment
       uses: actions/setup-dotnet@v3
       with:
diff --git a/.github/workflows/dotnetcore31.yml b/.github/workflows/dotnetcore31.yml
index 6de32d3f..cd0b1e83 100644
--- a/.github/workflows/dotnetcore31.yml
+++ b/.github/workflows/dotnetcore31.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: 'Checkout GitHub Action'
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Setup .NET ${{ env.DOTNET_VERSION }} Environment
       uses: actions/setup-dotnet@v3
       with:
diff --git a/.github/workflows/links-watcher-schedule.yml b/.github/workflows/links-watcher-schedule.yml
index 0867ea40..a4c48dbb 100644
--- a/.github/workflows/links-watcher-schedule.yml
+++ b/.github/workflows/links-watcher-schedule.yml
@@ -14,7 +14,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: 'Checkout source code'
-              uses: actions/checkout@v3
+              uses: actions/checkout@v4
             - name: Link Checker
               id: lychee
               uses: lycheeverse/lychee-action@v1.7.0
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 5d2a51d9..04f1d69c 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up python
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/typescript.yml b/.github/workflows/typescript.yml
index 05414689..f0220032 100644
--- a/.github/workflows/typescript.yml
+++ b/.github/workflows/typescript.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         node-version: [12.x, 14.x, 16.x]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3
         with: