diff --git a/.github/workflows/build_test.yml b/.github/workflows/build_test.yml
index abce490dc..725822afa 100644
--- a/.github/workflows/build_test.yml
+++ b/.github/workflows/build_test.yml
@@ -233,14 +233,14 @@ jobs:
         sudo apt install -y ${EXTRA_PACKAGES}
 
     - name: Checkout the source
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: false
         fetch-depth: 1
 
     #- name: Checkout VC9 for Python
     #  if: ${{ runner.os == 'Windows' && matrix.build_system == 'python' &&  matrix.python_version == '2.7' }}
-    #  uses: actions/checkout@v3
+    #  uses: actions/checkout@v4
     #  with:
     #    repository: reider-roque/sulley-win-installer
     #    path: third_party/VCForPython27
@@ -367,7 +367,7 @@ jobs:
     steps:
 
     - name: Checkout the source
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: false
         fetch-depth: 1
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index e00adf793..0dfd5a831 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 0f2be31cc..89acdf34e 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -46,7 +46,7 @@ jobs:
 
     steps:
     - name: Checkout the source
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: false
         fetch-depth: 1
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 72405504a..3e82f7b0e 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
+        uses: actions/checkout@v4 # v3.1.0
         with:
           persist-credentials: false