diff --git a/.github/workflows/build-pipeline.yml b/.github/workflows/build-pipeline.yml
index 893c802..e4ef265 100644
--- a/.github/workflows/build-pipeline.yml
+++ b/.github/workflows/build-pipeline.yml
@@ -24,7 +24,7 @@ jobs:
     outputs:
       hashes: ${{ steps.artifact-hashes.outputs.hashes }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -48,7 +48,7 @@ jobs:
       matrix:
         python-version: ["3.10", "3.11", "3.12"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
         with:
@@ -82,7 +82,7 @@ jobs:
     needs: [pytest-coverage]
     steps:
       # checkout necessary to ensure the uploaded report contains the correct paths
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Retrieve coverage reports
         uses: actions/download-artifact@v5
         with:
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 57ec98d..d9b229b 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 85b55e5..82b1eaf 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -9,7 +9,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
       - run: pip install --upgrade pip isort black
       - name: Check import order
@@ -19,7 +19,7 @@ jobs:
   mypy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: jpetrucciani/mypy-check@0.991
         with:
           path: pyhanko_eoi