diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index a7993e4d..863cfff5 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -11,7 +11,7 @@ jobs:
   dependency-review:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - uses: actions/dependency-review-action@a1d282b36b6f3519aa1f3fc636f609c47dddb294 # v5.0.0
         with:
           fail-on-severity: low
diff --git a/.github/workflows/test-actions.yml b/.github/workflows/test-actions.yml
index d75c82cf..2ca8c79b 100644
--- a/.github/workflows/test-actions.yml
+++ b/.github/workflows/test-actions.yml
@@ -15,7 +15,7 @@ jobs:
   test-create_unique_testpypi_version:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - uses: ./actions/create_unique_testpypi_version
         id: create-version
         with:
@@ -33,7 +33,7 @@ jobs:
     env:
       UNIT_TESTING_FIND_UNRELEASED_CHANGELOG_ITEMS_ACTION: true
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - name: Overwrite CHANGELOG.md with dummy data
         run: |
           cat <<EOF > temp_changelog.md
@@ -153,7 +153,7 @@ jobs:
   test-update_development_dependencies:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - uses: ./actions/update_development_dependencies
         with:
           update-pre-commit: true
@@ -167,7 +167,7 @@ jobs:
   test-fetch_pr_number:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - name: Fetch known PR number
         uses: ./actions/fetch_pr_number
         id: fetch-pr-number-found