diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 408ef69..a01934e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with:
@@ -38,7 +38,7 @@ jobs:
     name: typecheck (mypy, py3.11)
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
     - name: Set up Python 3.11
       uses: actions/setup-python@v5
       with:
@@ -54,7 +54,7 @@ jobs:
     name: build + clean-install smoke test
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
     - name: Set up Python 3.11
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f6d90dc..daa599e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
     permissions:
       contents: write
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
     - uses: actions/setup-python@v5
       with:
         python-version: "3.11"