diff --git a/.github/workflows/Arduino-build.yml b/.github/workflows/Arduino-build.yml
index 66bced91ca..65730bb4e5 100644
--- a/.github/workflows/Arduino-build.yml
+++ b/.github/workflows/Arduino-build.yml
@@ -35,11 +35,11 @@ jobs:
     steps:
     # First of all, clone the repo using the checkout action.
     - name: Checkout
-      uses: actions/checkout@main
+      uses: actions/checkout@v4
 
     - name: Compilation
       id: Compile
-      uses: stm32duino/actions/compile-examples@main
+      uses: stm32duino/actions/compile-examples@v1
       with:
         additional-url: 'https://github.com/stm32duino/BoardManagerFiles/raw/dev/package_stmicroelectronics_index.json'
 
diff --git a/.github/workflows/Cmake.yml b/.github/workflows/Cmake.yml
index cdd55482a2..4a5307a483 100644
--- a/.github/workflows/Cmake.yml
+++ b/.github/workflows/Cmake.yml
@@ -52,7 +52,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@main
+        uses: actions/checkout@v4
 
       - name: Get latest CMake and Ninja
         uses: lukka/get-cmake@latest
diff --git a/.github/workflows/CodeSpell.yml b/.github/workflows/CodeSpell.yml
index c9055e919d..79af4af75e 100644
--- a/.github/workflows/CodeSpell.yml
+++ b/.github/workflows/CodeSpell.yml
@@ -14,11 +14,11 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@main
+        uses: actions/checkout@v4
 
       # See: https://github.com/codespell-project/actions-codespell/blob/master/README.md
       - name: Spell check
-        uses: codespell-project/actions-codespell@master
+        uses: codespell-project/actions-codespell@v2
         with:
           check_filenames: true
           check_hidden: true
diff --git a/.github/workflows/MarkdwonLinksCheck.yml b/.github/workflows/MarkdwonLinksCheck.yml
index ac2d0ef904..e2199eb47f 100644
--- a/.github/workflows/MarkdwonLinksCheck.yml
+++ b/.github/workflows/MarkdwonLinksCheck.yml
@@ -15,7 +15,7 @@ jobs:
   linkinator:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: JustinBeckwith/linkinator-action@v1
         with:
           paths: '*.md ./CI/**/*.md, ./variants/**/*.md, ./libraries/**/*.md'
diff --git a/.github/workflows/arduino-lint.yml b/.github/workflows/arduino-lint.yml
index f0986ac78c..602571927d 100644
--- a/.github/workflows/arduino-lint.yml
+++ b/.github/workflows/arduino-lint.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Arduino Lint
         uses: arduino/arduino-lint-action@v1
diff --git a/.github/workflows/astyle.yml b/.github/workflows/astyle.yml
index fc6dd688b6..3807d8062f 100644
--- a/.github/workflows/astyle.yml
+++ b/.github/workflows/astyle.yml
@@ -31,11 +31,11 @@ jobs:
     steps:
     # First of all, clone the repo using the checkout action.
     - name: Checkout
-      uses: actions/checkout@main
+      uses: actions/checkout@v4
 
     - name: Astyle check
       id: Astyle
-      uses: stm32duino/actions/astyle-check@main
+      uses: stm32duino/actions/astyle-check@v1
       with:
         astyle-definition: 'CI/astyle/.astylerc'
         ignore-path-list: 'CI/astyle/.astyleignore'