diff --git a/.github/workflows/labeler.yml b/.github/workflows/labeler.yml
index e5bd4e1..a1e2d24 100644
--- a/.github/workflows/labeler.yml
+++ b/.github/workflows/labeler.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run Labeler
         uses: crazy-max/ghaction-github-labeler@v5.3.0
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6069b2b..e2246b7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,7 @@ jobs:
       id-token: write
     if: ${{ github.repository }} == 'stac-utils/stac-api-validator'
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python 3.x
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 008b97f..0b85903 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python ${{ matrix.python }}
         uses: actions/setup-python@v6
@@ -117,7 +117,7 @@ jobs:
       PIP_CONSTRAINTS: ${{ github.workspace }}/.github/workflows/constraints.txt
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6