diff --git a/.github/workflows/check-arduino.yml b/.github/workflows/check-arduino.yml
index 15f7c2e7..19bd32de 100644
--- a/.github/workflows/check-arduino.yml
+++ b/.github/workflows/check-arduino.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Arduino Lint
         uses: arduino/arduino-lint-action@v1
diff --git a/.github/workflows/compile-examples.yml b/.github/workflows/compile-examples.yml
index fd135929..46cb41c7 100644
--- a/.github/workflows/compile-examples.yml
+++ b/.github/workflows/compile-examples.yml
@@ -245,7 +245,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install ESP32 platform dependencies
         if: matrix.board.type == 'esp32'
diff --git a/.github/workflows/spell-check.yml b/.github/workflows/spell-check.yml
index b96e8e9d..4253ed87 100644
--- a/.github/workflows/spell-check.yml
+++ b/.github/workflows/spell-check.yml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Spell check
         uses: codespell-project/actions-codespell@master
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index 781ac624..c6688743 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@v2
+        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@v2
+        uses: actions/checkout@v4
 
       - name: Download configuration files artifact
         uses: actions/download-artifact@v4
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 2b428374..10d06cf2 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - uses: arduino/cpp-test-action@main
         with: