diff --git a/.github/workflows/0-welcome.yml b/.github/workflows/0-welcome.yml
index d4a421d..7c6c394 100644
--- a/.github/workflows/0-welcome.yml
+++ b/.github/workflows/0-welcome.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - id: get_step
         run: |
           echo "current_step=$(cat ./.github/steps/-step.txt)" >> $GITHUB_OUTPUT
@@ -48,7 +48,7 @@ jobs:
     steps:
       # We'll need to check out the repository so that we can edit the README.
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/1-dependency-graph.yml b/.github/workflows/1-dependency-graph.yml
index caa5b45..4667a03 100644
--- a/.github/workflows/1-dependency-graph.yml
+++ b/.github/workflows/1-dependency-graph.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - 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@v3
+        uses: actions/checkout@v4
 
       # Verify the learner added the file contents.
       - name: Check workflow contents, jobs
diff --git a/.github/workflows/2-dependabot-alerts.yml b/.github/workflows/2-dependabot-alerts.yml
index 68ef07e..9abfa66 100644
--- a/.github/workflows/2-dependabot-alerts.yml
+++ b/.github/workflows/2-dependabot-alerts.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - 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@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/3-dependabot-security.yml b/.github/workflows/3-dependabot-security.yml
index e60c088..0316bc7 100644
--- a/.github/workflows/3-dependabot-security.yml
+++ b/.github/workflows/3-dependabot-security.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - 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@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Let's get all the branches.
 
diff --git a/.github/workflows/4-dependabot-versions.yml b/.github/workflows/4-dependabot-versions.yml
index 60f36c9..bd92e7f 100644
--- a/.github/workflows/4-dependabot-versions.yml
+++ b/.github/workflows/4-dependabot-versions.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - 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@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Let's get all the branches.