diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index d34254a..6ff738e 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -48,7 +48,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/linters.yml b/.github/workflows/linters.yml
index c849c26..9bf0094 100644
--- a/.github/workflows/linters.yml
+++ b/.github/workflows/linters.yml
@@ -10,7 +10,7 @@ jobs:
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with:
@@ -27,7 +27,7 @@ jobs:
   ruff:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e2ec572..13681b8 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -18,7 +18,7 @@ jobs:
       # comments (to avoid publishing multiple comments in the same PR)
       contents: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with: