diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index c57f586..9e66259 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -28,7 +28,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/FormatPR.yml b/.github/workflows/FormatPR.yml
index bdb939c..a388409 100644
--- a/.github/workflows/FormatPR.yml
+++ b/.github/workflows/FormatPR.yml
@@ -7,7 +7,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Install JuliaFormatter and format
         run: |
           julia -e 'import Pkg; Pkg.add(name="JuliaFormatter", version="1")'