diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d22f19a..fe62466 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -54,7 +54,7 @@ jobs:
     steps:
 
     - name: Git checkout
-      uses: actions/checkout@v3 #https://github.com/actions/checkout
+      uses: actions/checkout@v4 #https://github.com/actions/checkout
 
     - uses: actions/setup-python@v4
       with:
@@ -198,7 +198,7 @@ jobs:
     steps:
     - name: Git checkout 
       # only required by "hub release create" to prevent "fatal: Not a git repository"
-      uses: actions/checkout@v3 #https://github.com/actions/checkout
+      uses: actions/checkout@v4 #https://github.com/actions/checkout
 
     - name: Generate GitHub access token
       uses: tibdex/github-app-token@v2 #https://github.com/tibdex/github-app-token
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index d51f9a6..fef6495 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -35,7 +35,7 @@ jobs:
 
     steps:
     - name: Git Checkout
-      uses: actions/checkout@v3 #https://github.com/actions/checkout
+      uses: actions/checkout@v4 #https://github.com/actions/checkout
 
     - uses: actions/setup-python@v4
       with:
diff --git a/.github/workflows/update-python-deps.yml b/.github/workflows/update-python-deps.yml
index 6a75b24..17e73b5 100644
--- a/.github/workflows/update-python-deps.yml
+++ b/.github/workflows/update-python-deps.yml
@@ -37,7 +37,7 @@ jobs:
         private_key: ${{ secrets.DEPS_UPDATER_PRIVATE_KEY }}
 
     - name: Git Checkout
-      uses: actions/checkout@v3 # https://github.com/actions/checkout
+      uses: actions/checkout@v4 # https://github.com/actions/checkout
       with:
         token: ${{ steps.generate_token.outputs.token }}