diff --git a/.github/workflows/compile-ztag.yml b/.github/workflows/compile-ztag.yml
index bef6820..8b9e51d 100644
--- a/.github/workflows/compile-ztag.yml
+++ b/.github/workflows/compile-ztag.yml
@@ -17,7 +17,7 @@ jobs:
           #- esp32:esp32:esp32h2
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: arduino/compile-sketches@v1
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/cpp-linter.yml b/.github/workflows/cpp-linter.yml
index 02746ba..c06cfba 100644
--- a/.github/workflows/cpp-linter.yml
+++ b/.github/workflows/cpp-linter.yml
@@ -10,7 +10,7 @@ jobs:
   cpp-linter:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: cpp-linter/cpp-linter-action@main
         id: linter
         continue-on-error: true
diff --git a/.github/workflows/spell-check.yml b/.github/workflows/spell-check.yml
index bcae572..690f417 100644
--- a/.github/workflows/spell-check.yml
+++ b/.github/workflows/spell-check.yml
@@ -8,7 +8,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Spell check
         uses: arduino/actions/libraries/spell-check@master
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index 94938f3..9cde1ac 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Download JSON schema for labels configuration file
         id: download-schema
@@ -105,7 +105,7 @@ jobs:
           echo "::set-output name=flag::--dry-run"
 
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Download configuration files artifact
         uses: actions/download-artifact@v3