diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 8d35440..668e22f 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -8,7 +8,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: set up python
       uses: actions/setup-python@v5
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d595a1f..c418b87 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
           - '3.11'
           - '3.12'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: set up python ${{ matrix.python-version }}
       uses: actions/setup-python@v5