diff --git a/.github/workflows/0-welcome.yml b/.github/workflows/0-welcome.yml
index 1ee7739..a63c508 100644
--- a/.github/workflows/0-welcome.yml
+++ b/.github/workflows/0-welcome.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - id: get_step
         run: |
           echo "current_step=$(cat ./.github/steps/-step.txt)" >> $GITHUB_OUTPUT
@@ -50,7 +50,7 @@ jobs:
     steps:
       # We'll need to check out the repository so that we can edit README.md.
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/1-create-a-branch.yml b/.github/workflows/1-create-a-branch.yml
index 5dd9cbe..cce2ff4 100644
--- a/.github/workflows/1-create-a-branch.yml
+++ b/.github/workflows/1-create-a-branch.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - id: get_step
         run: |
           echo "current_step=$(cat ./.github/steps/-step.txt)" >> $GITHUB_OUTPUT
@@ -52,7 +52,7 @@ jobs:
     steps:
       # We'll need to check out the repository so that we can edit the README.
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/2-commit-a-file.yml b/.github/workflows/2-commit-a-file.yml
index bfa74d8..aba51f4 100644
--- a/.github/workflows/2-commit-a-file.yml
+++ b/.github/workflows/2-commit-a-file.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - id: get_step
         run: |
           echo "current_step=$(cat ./.github/steps/-step.txt)" >> $GITHUB_OUTPUT
@@ -50,7 +50,7 @@ jobs:
     steps:
       # We'll need to check out the repository so that we can edit the README.
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/3-open-a-pull-request.yml b/.github/workflows/3-open-a-pull-request.yml
index 23c636c..ace66dc 100644
--- a/.github/workflows/3-open-a-pull-request.yml
+++ b/.github/workflows/3-open-a-pull-request.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - id: get_step
         run: |
           echo "current_step=$(cat ./.github/steps/-step.txt)" >> $GITHUB_OUTPUT
@@ -53,7 +53,7 @@ jobs:
     steps:
       # We'll need to check out the repository so that we can edit the README.
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Let's get all the branches.
           ref: my-first-branch # Important, as normally `pull_request` event won't grab other branches.
diff --git a/.github/workflows/4-merge-your-pull-request.yml b/.github/workflows/4-merge-your-pull-request.yml
index ae2e4bc..27c35cb 100644
--- a/.github/workflows/4-merge-your-pull-request.yml
+++ b/.github/workflows/4-merge-your-pull-request.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - id: get_step
         run: |
           echo "current_step=$(cat ./.github/steps/-step.txt)" >> $GITHUB_OUTPUT
@@ -50,7 +50,7 @@ jobs:
     steps:
       # We'll need to check out the repository so that we can edit the README.
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/github-actions-demo.yml b/.github/workflows/github-actions-demo.yml
index 15a61d6..b00f8e9 100644
--- a/.github/workflows/github-actions-demo.yml
+++ b/.github/workflows/github-actions-demo.yml
@@ -9,7 +9,7 @@ jobs:
       - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
       - run: echo "🔎 The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
       - name: Check out repository code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - run: echo "💡 The ${{ github.repository }} repository has been cloned to the runner."
       - run: echo "🖥️ The workflow is now ready to test your code on the runner."
       - name: List files in the repository