diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 87bb774c..daf2a833 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup NuGet.exe
       uses: NuGet/setup-nuget@v1
diff --git a/.github/workflows/dotnet-desktop.yml b/.github/workflows/dotnet-desktop.yml
index 6a7375c1..25dd7c65 100644
--- a/.github/workflows/dotnet-desktop.yml
+++ b/.github/workflows/dotnet-desktop.yml
@@ -57,7 +57,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/mkdocs-publish.yml b/.github/workflows/mkdocs-publish.yml
index e8db4fbe..08fff995 100644
--- a/.github/workflows/mkdocs-publish.yml
+++ b/.github/workflows/mkdocs-publish.yml
@@ -21,7 +21,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install pip
         run: python3 -m pip install --upgrade pip setuptools wheel