diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 667cd9f..3a3d780 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -9,7 +9,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1  # v7.0.1
       - name: Only notebooks, scripts and docs; no symlinks or submodules
         run: |
           set -eu