diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8bd9441..bb1693a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     name: lint and types
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with:
@@ -40,7 +40,7 @@ jobs:
       matrix:
         python: ["3.11", "3.12", "3.13"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with:
@@ -76,7 +76,7 @@ jobs:
     # Pulls a model over the network, so it does not gate pull requests.
     if: github.event_name != 'pull_request'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with: