diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d7ec0bc..20165ba 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
             arch: aarch64
             version: 'pre'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index d975ac2..3369d25 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -26,7 +26,7 @@ jobs:
       statuses: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1'
diff --git a/.github/workflows/downgrade_CI.yml b/.github/workflows/downgrade_CI.yml
index e6e5cbb..7fa6f34 100644
--- a/.github/workflows/downgrade_CI.yml
+++ b/.github/workflows/downgrade_CI.yml
@@ -17,7 +17,7 @@ jobs:
       matrix:
         version: ['1']
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}