diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fc999ad..b5ce7ce 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     name: shellcheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: shellcheck (warning level)
         run: |
           shellcheck --version
@@ -32,7 +32,7 @@ jobs:
       security-events: write
       contents: read
     steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       # ShellCheck itself has no SARIF output (0.11.0: checkstyle, diff, gcc, json, json1, quiet, tty);
       # shellcheck-sarif converts its `-f json` output (an array; `json1` wraps it in an object).
       - name: install shellcheck-sarif
@@ -54,7 +54,7 @@ jobs:
     name: full suite (unit + CA loopbacks + quick loopback)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: install test dependencies
         run: |
           sudo apt-get update -q
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index a556d06..14c19ec 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -18,7 +18,7 @@ jobs:
       id-token: write
     steps:
       - name: Checkout
-        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false