diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b445d07..c0f1cca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     if: "! contains(toJSON(github.event.commits.*.message), '[skip ci]')"
     runs-on: windows-latest
     steps:
-    - uses: actions/checkout@v2.3.4   # docs: https://github.com/actions/checkout
+    - uses: actions/checkout@v4.1.1   # docs: https://github.com/actions/checkout
       with:
         fetch-depth: '0'
     - name: Run build
@@ -31,7 +31,7 @@ jobs:
     needs: windows_build
 
     steps:
-    - uses: actions/checkout@v2.3.4   # docs: https://github.com/actions/checkout
+    - uses: actions/checkout@v4.1.1   # docs: https://github.com/actions/checkout
       with:
         fetch-depth: '0'
     - name: Run build