diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3d45ea8..1f781c8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -31,7 +31,7 @@ jobs:
     name: Type check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -44,7 +44,7 @@ jobs:
     # whose generators were never re-run.
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -55,7 +55,7 @@ jobs:
     name: Spec coverage and conformance
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -76,7 +76,7 @@ jobs:
           - python-version: "3.12"
             os: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -88,7 +88,7 @@ jobs:
     name: Docs build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -99,7 +99,7 @@ jobs:
     name: Build distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
@@ -113,7 +113,7 @@ jobs:
     # blocking unrelated work.
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9b2d3f8..f3a31ad 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -24,7 +24,7 @@ jobs:
     name: Build and verify
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: true