diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a59f3afc..ac986dbf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 5
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Setup Python
       uses: actions/setup-python@v6
       with:
@@ -60,7 +60,7 @@ jobs:
     timeout-minutes: 15
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Setup Python ${{ matrix.pyver }}
       uses: actions/setup-python@v6
       with:
@@ -107,7 +107,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Install dependencies
       run: |
         python -m pip install -U pip wheel setuptools build twine grablib
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 826aefff..4d63d37d 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL