diff --git a/.github/workflows/has_changelog.yaml b/.github/workflows/has_changelog.yaml
index ae543d452..0798d7d7a 100644
--- a/.github/workflows/has_changelog.yaml
+++ b/.github/workflows/has_changelog.yaml
@@ -19,7 +19,7 @@ jobs:
       )
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:  # do a deep fetch to allow merge-base and diff
           fetch-depth: 0
       - name: check PR adds a news file
diff --git a/.github/workflows/publish_to_pypi.yaml b/.github/workflows/publish_to_pypi.yaml
index e96e53a3c..71bbe6991 100644
--- a/.github/workflows/publish_to_pypi.yaml
+++ b/.github/workflows/publish_to_pypi.yaml
@@ -12,8 +12,8 @@ jobs:
       id-token: write
 
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-      - uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
+      - uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: "3.11"
 
diff --git a/.github/workflows/publish_to_test_pypi.yaml b/.github/workflows/publish_to_test_pypi.yaml
index f4664f660..66814cb77 100644
--- a/.github/workflows/publish_to_test_pypi.yaml
+++ b/.github/workflows/publish_to_test_pypi.yaml
@@ -12,8 +12,8 @@ jobs:
       id-token: write
 
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-      - uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
+      - uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: "3.11"
 
diff --git a/.github/workflows/update_pr_references.yaml b/.github/workflows/update_pr_references.yaml
index 2a74ac145..3340d55e4 100644
--- a/.github/workflows/update_pr_references.yaml
+++ b/.github/workflows/update_pr_references.yaml
@@ -8,8 +8,8 @@ jobs:
   update_pr_numbers_in_change_fragments:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-      - uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
+      - uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: '3.x'
       - name: update any PR numbers in change fragments