diff --git a/.github/workflows/check_ts.yml b/.github/workflows/check_ts.yml
index 63af0a2..238b78e 100644
--- a/.github/workflows/check_ts.yml
+++ b/.github/workflows/check_ts.yml
@@ -8,7 +8,7 @@ jobs:
     if: false
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.1
       - name: Get diff lines
         id: diff
         uses: Equip-Collaboration/diff-line-numbers@v1.1.0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e096400..ef2e870 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,10 +20,10 @@ jobs:
 
     name: Python ${{ matrix.python-version}}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.1
 
       - name: Set up Python
-        uses: actions/setup-python@v6.0.0
+        uses: actions/setup-python@v6.1.0
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -59,7 +59,7 @@ jobs:
 
     name: Python ${{ matrix.python-version}} + typedoc ${{ matrix.typedoc-version }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.1
 
       - name: Set up Node
         uses: actions/setup-node@v6
@@ -67,7 +67,7 @@ jobs:
           node-version: 22
 
       - name: Set up Python
-        uses: actions/setup-python@v6.0.0
+        uses: actions/setup-python@v6.1.0
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -97,10 +97,10 @@ jobs:
 
     name: Test sphinx 6
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.1
 
       - name: Set up Python
-        uses: actions/setup-python@v6.0.0
+        uses: actions/setup-python@v6.1.0
         with:
           python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 749fbba..4e8a12a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v4.2.2
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4.2.2
         with:
           # include tags so that hatch-vcs can infer the version
           fetch-depth: 0
@@ -23,7 +23,7 @@ jobs:
           # fetch-tags: true
 
       - name: Setup Python
-        uses: actions/setup-python@bba65e51ff35d50c6dbaaacd8a4681db13aa7cb4 # v5.6.0
+        uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v5.6.0
         with:
           python-version: "3.12"
 
diff --git a/.github/workflows/test_report.yml b/.github/workflows/test_report.yml
index b974f3e..f931dc5 100644
--- a/.github/workflows/test_report.yml
+++ b/.github/workflows/test_report.yml
@@ -13,7 +13,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-      - uses: dorny/test-reporter@v2.2.0
+      - uses: dorny/test-reporter@v2.3.0
         with:
           artifact: test-results-${{ matrix.python-version }}
           name: Test report - ${{ matrix.python-version }}
@@ -28,7 +28,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-      - uses: dorny/test-reporter@v2.2.0
+      - uses: dorny/test-reporter@v2.3.0
         with:
           artifact: test_typedoc-results-${{ matrix.python-version }}-${{ matrix.typedoc-version }}
           name: Test report - Python ${{ matrix.python-version}} + typedoc ${{ matrix.typedoc-version }}
@@ -43,7 +43,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-      - uses: dorny/test-reporter@v2.2.0
+      - uses: dorny/test-reporter@v2.3.0
         with:
           artifact: test_sphinx_6-${{ matrix.python-version }}
           name: Test report - Sphinx 6