diff --git a/.github/workflows/black.yaml b/.github/workflows/black.yaml
index adc6081..c392382 100644
--- a/.github/workflows/black.yaml
+++ b/.github/workflows/black.yaml
@@ -8,7 +8,7 @@ jobs:
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/dapperdata.yaml b/.github/workflows/dapperdata.yaml
index f8c2a7f..a176e27 100644
--- a/.github/workflows/dapperdata.yaml
+++ b/.github/workflows/dapperdata.yaml
@@ -8,7 +8,7 @@ jobs:
   dapperdata:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/gh_pages.yaml b/.github/workflows/gh_pages.yaml
index 68dde6e..f891599 100644
--- a/.github/workflows/gh_pages.yaml
+++ b/.github/workflows/gh_pages.yaml
@@ -17,7 +17,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/mypy.yaml b/.github/workflows/mypy.yaml
index a2ed158..2781849 100644
--- a/.github/workflows/mypy.yaml
+++ b/.github/workflows/mypy.yaml
@@ -8,7 +8,7 @@ jobs:
   mypy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/pip-audit.yaml b/.github/workflows/pip-audit.yaml
index 32ddf7e..10a2970 100644
--- a/.github/workflows/pip-audit.yaml
+++ b/.github/workflows/pip-audit.yaml
@@ -8,7 +8,7 @@ jobs:
   selftest:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/pytest.yaml b/.github/workflows/pytest.yaml
index fc12c26..e12697d 100644
--- a/.github/workflows/pytest.yaml
+++ b/.github/workflows/pytest.yaml
@@ -11,7 +11,7 @@ jobs:
   pytest:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/ruff.yaml b/.github/workflows/ruff.yaml
index 72009ea..627c933 100644
--- a/.github/workflows/ruff.yaml
+++ b/.github/workflows/ruff.yaml
@@ -8,7 +8,7 @@ jobs:
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/tomlsort.yaml b/.github/workflows/tomlsort.yaml
index bf63104..c3442e9 100644
--- a/.github/workflows/tomlsort.yaml
+++ b/.github/workflows/tomlsort.yaml
@@ -8,7 +8,7 @@ jobs:
   tomlsort:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with: