diff --git a/.github/workflows/haskell-ci.yml b/.github/workflows/haskell-ci.yml
index b7996aa..27ceaef 100644
--- a/.github/workflows/haskell-ci.yml
+++ b/.github/workflows/haskell-ci.yml
@@ -217,7 +217,7 @@ jobs:
           chmod a+x $HOME/.cabal/bin/cabal-plan
           cabal-plan --version
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v5
         with:
           path: source
       - name: initial cabal.project for sdist
diff --git a/.github/workflows/upload.yml b/.github/workflows/upload.yml
index f2d2474..8fe960e 100644
--- a/.github/workflows/upload.yml
+++ b/.github/workflows/upload.yml
@@ -12,7 +12,7 @@ jobs:
   upload:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
       - uses: actions/setup-haskell@v1
       - name: Upload
         run: |