diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c08683b..32bd663 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,7 +41,7 @@ jobs:
         working-directory: llm_lab
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with:
@@ -83,7 +83,7 @@ jobs:
     name: security scan
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with:
@@ -136,7 +136,7 @@ jobs:
       run:
         working-directory: llm_lab
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with:
@@ -167,7 +167,7 @@ jobs:
     name: SBOM (CycloneDX)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v5
         with:
@@ -200,7 +200,7 @@ jobs:
     # take effect until the branch is regenerated. Pinned, not latest.
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
       - name: gitleaks (full history)