diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7640a75..52144fd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: astral-sh/setup-uv@v6
         with:
@@ -45,7 +45,7 @@ jobs:
       UV_PYTHON: ${{ matrix.python-version }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: astral-sh/setup-uv@v6
         with:
@@ -72,7 +72,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [test]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: astral-sh/setup-uv@v6
         with:
@@ -109,7 +109,7 @@ jobs:
       id-token: write
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: astral-sh/setup-uv@v6
         with: