diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4d76dd6..0beba67 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     name: Quality
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v6
         with:
           python-version: "3.11"
@@ -35,7 +35,7 @@ jobs:
       matrix:
         python-version: ["3.11", "3.12", "3.13", "3.14"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v6
         with:
           python-version: ${{ matrix.python-version }}
@@ -48,7 +48,7 @@ jobs:
     name: Tiny reference lifecycle / CPU
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v6
         with:
           python-version: "3.11"
@@ -66,7 +66,7 @@ jobs:
     name: Build distributions
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v6
         with:
           python-version: "3.11"