diff --git a/.github/workflows/BenchmarkCI.yml b/.github/workflows/BenchmarkCI.yml
index c8f77d4c..c6bf59d7 100644
--- a/.github/workflows/BenchmarkCI.yml
+++ b/.github/workflows/BenchmarkCI.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     if: contains(github.event.pull_request.labels.*.name, 'run benchmark')
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@latest
       - name: Cache artifacts
         uses: actions/cache@v3
diff --git a/.github/workflows/Documentation.yml b/.github/workflows/Documentation.yml
index e9367819..5bef0435 100644
--- a/.github/workflows/Documentation.yml
+++ b/.github/workflows/Documentation.yml
@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1'
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bf6a5e1a..c47e0234 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
         version: ['1', 'nightly']
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 #     - name: "Set up Julia"
       - uses: julia-actions/setup-julia@latest
         with: