diff --git a/.github/workflows/actionlint.yml b/.github/workflows/actionlint.yml
index e7b8ff2..92a9e6c 100644
--- a/.github/workflows/actionlint.yml
+++ b/.github/workflows/actionlint.yml
@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Checkout"
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/constraints-update.yml b/.github/workflows/constraints-update.yml
index ab909bb..490526b 100644
--- a/.github/workflows/constraints-update.yml
+++ b/.github/workflows/constraints-update.yml
@@ -14,10 +14,10 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Checkout "update-constraints" in-house CI action
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: instructlab/ci-actions
           path: ci-actions
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index a62b38d..2a6e41a 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Checkout"
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           fetch-depth: 0
       - name: "Check Markdown documents"
diff --git a/.github/workflows/e2e-nvidia-l4-x1.yml b/.github/workflows/e2e-nvidia-l4-x1.yml
index a760ec1..c9a8593 100644
--- a/.github/workflows/e2e-nvidia-l4-x1.yml
+++ b/.github/workflows/e2e-nvidia-l4-x1.yml
@@ -46,7 +46,7 @@ jobs:
       ec2-instance-region: ${{ steps.launch-ec2-instance-with-fallback.outputs.ec2-instance-region }}
     steps:
       - name: Checkout "launch-ec2-runner-with-fallback" in-house CI action
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: instructlab/ci-actions
           # clone the "ci-actions" repo to a local directory called "ci-actions", instead of
@@ -119,14 +119,14 @@ jobs:
           sudo dnf install -y gcc gcc-c++ make git python3.11 python3.11-devel
 
       - name: Checkout instructlab/instructlab
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: "instructlab/instructlab"
           path: "instructlab"
           fetch-depth: 0
 
       - name: Checkout instructlab/eval
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: "instructlab/eval"
           path: "eval"
diff --git a/.github/workflows/e2e-nvidia-l40s-x4.yml b/.github/workflows/e2e-nvidia-l40s-x4.yml
index f8fe333..7e59988 100644
--- a/.github/workflows/e2e-nvidia-l40s-x4.yml
+++ b/.github/workflows/e2e-nvidia-l40s-x4.yml
@@ -24,7 +24,7 @@ jobs:
       ec2-instance-region: ${{ steps.launch-ec2-instance-with-fallback.outputs.ec2-instance-region }}
     steps:
       - name: Checkout "launch-ec2-runner-with-fallback" in-house CI action
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: instructlab/ci-actions
           # clone the "ci-actions" repo to a local directory called "ci-actions", instead of
@@ -95,7 +95,7 @@ jobs:
           sudo dnf install -y gcc gcc-c++ make git python3.11 python3.11-devel
 
       - name: Checkout instructlab/instructlab
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: "instructlab/instructlab"
           path: "instructlab"
@@ -103,7 +103,7 @@ jobs:
           fetch-depth: 0
   
       - name: Checkout instructlab/eval
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: "instructlab/eval"
           path: "eval"
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 72e3528..b48c46f 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -60,7 +60,7 @@ jobs:
               tox -e mypy
     steps:
       - name: "Checkout"
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           # https://github.com/actions/checkout/issues/249
           fetch-depth: 0
diff --git a/.github/workflows/pypi.yaml b/.github/workflows/pypi.yaml
index 7547b87..9b6d676 100644
--- a/.github/workflows/pypi.yaml
+++ b/.github/workflows/pypi.yaml
@@ -37,7 +37,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: "Checkout"
-              uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+              uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
               with:
                   # for setuptools-scm
                   fetch-depth: 0
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7fed552..7c9ac2f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -55,7 +55,7 @@ jobs:
             platform: "macos-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           # https://github.com/actions/checkout/issues/249
           fetch-depth: 0