diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0b7d74b1..164828af 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
         - '3.12'
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: setup python
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/pypi-publish.yml b/.github/workflows/pypi-publish.yml
index a8e070d3..693d3eb4 100644
--- a/.github/workflows/pypi-publish.yml
+++ b/.github/workflows/pypi-publish.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: setup python
         uses: actions/setup-python@v5
         with: