diff --git a/.github/workflows/Automerge.yml b/.github/workflows/Automerge.yml
index ad2e596..93f53c2 100644
--- a/.github/workflows/Automerge.yml
+++ b/.github/workflows/Automerge.yml
@@ -23,7 +23,7 @@ jobs:
       fedora: ${{ steps.generate.outputs.fedora }}
       centos: ${{ steps.generate.outputs.centos }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: generate
         run: ./.github/scripts/generate_job_matrices.py '${{ github.repository }}'
 
diff --git a/.github/workflows/Latest.yml b/.github/workflows/Latest.yml
index 55929da..abf4b22 100644
--- a/.github/workflows/Latest.yml
+++ b/.github/workflows/Latest.yml
@@ -23,7 +23,7 @@ jobs:
       fedora: ${{ steps.generate.outputs.fedora }}
       centos: ${{ steps.generate.outputs.centos }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: generate
         run: ./.github/scripts/generate_job_matrices.py '${{ github.repository }}'
 
diff --git a/.github/workflows/sphinx-tuttest.yml b/.github/workflows/sphinx-tuttest.yml
index 49bd9da..5b44752 100644
--- a/.github/workflows/sphinx-tuttest.yml
+++ b/.github/workflows/sphinx-tuttest.yml
@@ -35,7 +35,7 @@ jobs:
     steps:
 
       - name: Setup repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive