diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 76f3519..f2ad874 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -39,7 +39,7 @@ jobs:
             os: macos-latest
             arch: x64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
@@ -64,7 +64,7 @@ jobs:
             os: ubuntu-latest
             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/CassetteBaseCI.yml b/.github/workflows/CassetteBaseCI.yml
index d355d85..2e617d6 100644
--- a/.github/workflows/CassetteBaseCI.yml
+++ b/.github/workflows/CassetteBaseCI.yml
@@ -39,7 +39,7 @@ jobs:
             os: macos-latest
             arch: x64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}