diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8dbe66..06d3f2f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
         matrix:
           OS: [ubuntu-24.04, macos-13, macos-latest, windows-latest]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0
         submodules: true
@@ -34,7 +34,7 @@ jobs:
     if: github.event_name == 'push'
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0
         submodules: true