diff --git a/.github/workflows/arduino_ci.yml b/.github/workflows/arduino_ci.yml
index a740665..b2604f8 100644
--- a/.github/workflows/arduino_ci.yml
+++ b/.github/workflows/arduino_ci.yml
@@ -8,5 +8,5 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
       - uses: Arduino-CI/action@stable-1.x
diff --git a/.github/workflows/check-arduino.yml b/.github/workflows/check-arduino.yml
index 0d969f6..9c2041e 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@v3.1.0
 
       - name: Arduino Lint
         uses: arduino/arduino-lint-action@v1
diff --git a/.github/workflows/compile-examples.yml b/.github/workflows/compile-examples.yml
index 7800abc..78c66ff 100644
--- a/.github/workflows/compile-examples.yml
+++ b/.github/workflows/compile-examples.yml
@@ -64,7 +64,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
 
       - name: Compile examples
         uses: arduino/compile-sketches@v1
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 8e4bfa4..10c4f0b 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3.1.0
     - uses: DoozyX/clang-format-lint-action@v0.12
       with:
         source: './'
diff --git a/.github/workflows/spell-check.yml b/.github/workflows/spell-check.yml
index 01bee87..88b66fb 100644
--- a/.github/workflows/spell-check.yml
+++ b/.github/workflows/spell-check.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
 
       - name: Spell check
         uses: codespell-project/actions-codespell@master