diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 150eb66..6bcde6d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -73,7 +73,7 @@ jobs:
       NIM_ARCH: ${{ matrix.target.cpu }}
     steps:
       - name: Checkout threading
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           path: threading
           submodules: false
diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index 3ef8142..11f8b23 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -13,7 +13,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: jiro4989/setup-nim-action@v2
         with:
           nim-version: 'devel'