diff --git a/.github/workflows/arduino-library-repository-lint.yml b/.github/workflows/arduino-library-repository-lint.yml
index 221f5d7..676ed21 100644
--- a/.github/workflows/arduino-library-repository-lint.yml
+++ b/.github/workflows/arduino-library-repository-lint.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Check for compliance
         uses: arduino/arduino-lint-action@v2.0.0
         with:
diff --git a/.github/workflows/build_arduino.yml b/.github/workflows/build_arduino.yml
index 814bab3..3e7e8e1 100644
--- a/.github/workflows/build_arduino.yml
+++ b/.github/workflows/build_arduino.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout this repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Cache for arduino-ci
       uses: actions/cache@v4
       with:
diff --git a/.github/workflows/update_protobufs.yml b/.github/workflows/update_protobufs.yml
index ebdd81c..ee640ca 100644
--- a/.github/workflows/update_protobufs.yml
+++ b/.github/workflows/update_protobufs.yml
@@ -7,7 +7,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: true