diff --git a/.github/workflows/aggregate.yml b/.github/workflows/aggregate.yml
index 435227b..40be9b6 100644
--- a/.github/workflows/aggregate.yml
+++ b/.github/workflows/aggregate.yml
@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ssh-key: ${{ secrets.SSH_PRIVATE_KEY }}
       - run: bash aggregate-repositories.sh ${{ inputs.repository }}
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 031bdbb..c649fe0 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with:
diff --git a/.github/workflows/spellcheck.yml b/.github/workflows/spellcheck.yml
index e2cd4c1..769058e 100644
--- a/.github/workflows/spellcheck.yml
+++ b/.github/workflows/spellcheck.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: rojopolis/spellcheck-github-actions@0.33.1
       name: Spellcheck
       with: