diff --git a/.github/workflows/pythonpublish.yml b/.github/workflows/pythonpublish.yml
index 05bccb5..23aa1f1 100644
--- a/.github/workflows/pythonpublish.yml
+++ b/.github/workflows/pythonpublish.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4.2.2
+    - uses: actions/checkout@v6.0.0
       with:
         submodules: recursive
     - name: Set up Python
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index eafbf36..908dbeb 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v4.2.2
+    - uses: actions/checkout@v6.0.0
       with:
         submodules: recursive
     - name: Set up Python ${{ matrix.python-version }}